1 | /* |
2 | * Copyright (C) 2015, 2016 Apple Inc. All rights reserved. |
3 | * |
4 | * Redistribution and use in source and binary forms, with or without |
5 | * modification, are permitted provided that the following conditions |
6 | * are met: |
7 | * 1. Redistributions of source code must retain the above copyright |
8 | * notice, this list of conditions and the following disclaimer. |
9 | * 2. Redistributions in binary form must reproduce the above copyright |
10 | * notice, this list of conditions and the following disclaimer in the |
11 | * documentation and/or other materials provided with the distribution. |
12 | * |
13 | * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' |
14 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, |
15 | * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
16 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS |
17 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
18 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
19 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
20 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
21 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
22 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF |
23 | * THE POSSIBILITY OF SUCH DAMAGE. |
24 | */ |
25 | |
26 | #include "config.h" |
27 | #include "UniqueIDBDatabase.h" |
28 | |
29 | #if ENABLE(INDEXED_DATABASE) |
30 | |
31 | #include "IDBBindingUtilities.h" |
32 | #include "IDBCursorInfo.h" |
33 | #include "IDBGetAllRecordsData.h" |
34 | #include "IDBGetAllResult.h" |
35 | #include "IDBGetRecordData.h" |
36 | #include "IDBIterateCursorData.h" |
37 | #include "IDBKeyRangeData.h" |
38 | #include "IDBResultData.h" |
39 | #include "IDBServer.h" |
40 | #include "IDBTransactionInfo.h" |
41 | #include "IDBValue.h" |
42 | #include "Logging.h" |
43 | #include "SerializedScriptValue.h" |
44 | #include "StorageQuotaManager.h" |
45 | #include "UniqueIDBDatabaseConnection.h" |
46 | #include <JavaScriptCore/AuxiliaryBarrierInlines.h> |
47 | #include <JavaScriptCore/HeapInlines.h> |
48 | #include <JavaScriptCore/StrongInlines.h> |
49 | #include <JavaScriptCore/StructureInlines.h> |
50 | #include <wtf/MainThread.h> |
51 | #include <wtf/NeverDestroyed.h> |
52 | #include <wtf/Scope.h> |
53 | |
54 | namespace WebCore { |
55 | using namespace JSC; |
56 | namespace IDBServer { |
57 | |
58 | static const uint64_t defaultWriteOperationCost = 4; |
59 | |
60 | static inline uint64_t estimateSize(const IDBKeyData& keyData) |
61 | { |
62 | uint64_t size = 4; |
63 | switch (keyData.type()) { |
64 | case IndexedDB::KeyType::String: |
65 | size += keyData.string().sizeInBytes(); |
66 | break; |
67 | case IndexedDB::KeyType::Binary: { |
68 | size += keyData.binary().size(); |
69 | break; |
70 | } |
71 | case IndexedDB::KeyType::Array: |
72 | for (auto& data : keyData.array()) |
73 | size += estimateSize(data); |
74 | break; |
75 | default: |
76 | break; |
77 | } |
78 | return size; |
79 | } |
80 | |
81 | static inline uint64_t estimateSize(const IDBValue& value) |
82 | { |
83 | uint64_t size = 4; |
84 | size += value.data().size(); |
85 | for (auto& url : value.blobURLs()) |
86 | size += url.sizeInBytes(); |
87 | for (auto& path : value.blobFilePaths()) |
88 | size += path.sizeInBytes(); |
89 | return size; |
90 | } |
91 | |
92 | static inline uint64_t estimateSize(const IDBIndexInfo& info) |
93 | { |
94 | uint64_t size = 4; |
95 | size += info.name().sizeInBytes(); |
96 | return size; |
97 | } |
98 | |
99 | static inline uint64_t estimateSize(const IDBObjectStoreInfo& info) |
100 | { |
101 | uint64_t size = 4; |
102 | size += info.name().sizeInBytes(); |
103 | // FIXME: estimate keyPath. |
104 | for (auto& indexInfo : info.indexMap().values()) |
105 | size += estimateSize(indexInfo); |
106 | return size; |
107 | } |
108 | |
109 | UniqueIDBDatabase::UniqueIDBDatabase(IDBServer& server, const IDBDatabaseIdentifier& identifier) |
110 | : m_server(server) |
111 | , m_identifier(identifier) |
112 | , m_operationAndTransactionTimer(*this, &UniqueIDBDatabase::operationAndTransactionTimerFired) |
113 | { |
114 | LOG(IndexedDB, "UniqueIDBDatabase::UniqueIDBDatabase() (%p) %s" , this, m_identifier.debugString().utf8().data()); |
115 | } |
116 | |
117 | UniqueIDBDatabase::~UniqueIDBDatabase() |
118 | { |
119 | LOG(IndexedDB, "UniqueIDBDatabase::~UniqueIDBDatabase() (%p) %s" , this, m_identifier.debugString().utf8().data()); |
120 | ASSERT(isMainThread()); |
121 | ASSERT(!hasAnyPendingCallbacks()); |
122 | ASSERT(!hasUnfinishedTransactions()); |
123 | ASSERT(m_pendingTransactions.isEmpty()); |
124 | ASSERT(m_openDatabaseConnections.isEmpty()); |
125 | ASSERT(m_clientClosePendingDatabaseConnections.isEmpty()); |
126 | ASSERT(m_serverClosePendingDatabaseConnections.isEmpty()); |
127 | |
128 | RELEASE_ASSERT(m_databaseQueue.isKilled()); |
129 | RELEASE_ASSERT(m_databaseReplyQueue.isKilled()); |
130 | RELEASE_ASSERT(!m_backingStore); |
131 | } |
132 | |
133 | const IDBDatabaseInfo& UniqueIDBDatabase::info() const |
134 | { |
135 | RELEASE_ASSERT(m_databaseInfo); |
136 | return *m_databaseInfo; |
137 | } |
138 | |
139 | void UniqueIDBDatabase::openDatabaseConnection(IDBConnectionToClient& connection, const IDBRequestData& requestData) |
140 | { |
141 | LOG(IndexedDB, "UniqueIDBDatabase::openDatabaseConnection" ); |
142 | ASSERT(!m_hardClosedForUserDelete); |
143 | ASSERT(isMainThread()); |
144 | |
145 | m_pendingOpenDBRequests.add(ServerOpenDBRequest::create(connection, requestData)); |
146 | |
147 | // An open operation is already in progress, so we can't possibly handle this one yet. |
148 | if (m_isOpeningBackingStore) |
149 | return; |
150 | |
151 | handleDatabaseOperations(); |
152 | } |
153 | |
154 | bool UniqueIDBDatabase::hasAnyPendingCallbacks() const |
155 | { |
156 | return !m_errorCallbacks.isEmpty() |
157 | || !m_keyDataCallbacks.isEmpty() |
158 | || !m_getResultCallbacks.isEmpty() |
159 | || !m_getAllResultsCallbacks.isEmpty() |
160 | || !m_countCallbacks.isEmpty(); |
161 | } |
162 | |
163 | bool UniqueIDBDatabase::isVersionChangeInProgress() |
164 | { |
165 | #if !LOG_DISABLED |
166 | if (m_versionChangeTransaction) |
167 | ASSERT(m_versionChangeDatabaseConnection); |
168 | #endif |
169 | |
170 | return m_versionChangeDatabaseConnection; |
171 | } |
172 | |
173 | static inline String quotaErrorMessageName(const char* taskName) |
174 | { |
175 | return makeString("Failed to " , taskName, " in database because not enough space for domain" ); |
176 | } |
177 | |
178 | void UniqueIDBDatabase::requestSpace(uint64_t taskSize, const char* taskName, CompletionHandler<void(Optional<IDBError>&&)>&& callback) |
179 | { |
180 | m_server->requestSpace(m_identifier.origin(), taskSize, [weakThis = makeWeakPtr(this), this, taskName, callback = WTFMove(callback)](auto decision) mutable { |
181 | if (!weakThis) { |
182 | callback(IDBError { UnknownError }); |
183 | return; |
184 | } |
185 | |
186 | if (m_owningPointerForClose) { |
187 | // We are closing the database, there is no point in trying to modify the database at that point. |
188 | callback(IDBError { UnknownError }); |
189 | return; |
190 | } |
191 | |
192 | switch (decision) { |
193 | case StorageQuotaManager::Decision::Deny: |
194 | callback(IDBError { QuotaExceededError, quotaErrorMessageName(taskName) }); |
195 | return; |
196 | case StorageQuotaManager::Decision::Grant: |
197 | callback({ }); |
198 | }; |
199 | }); |
200 | } |
201 | |
202 | void UniqueIDBDatabase::waitForRequestSpaceCompletion(CompletionHandler<void(Optional<IDBError>&&)>&& callback) |
203 | { |
204 | requestSpace(0, "" , WTFMove(callback)); |
205 | } |
206 | |
207 | void UniqueIDBDatabase::performCurrentOpenOperation() |
208 | { |
209 | LOG(IndexedDB, "(main) UniqueIDBDatabase::performCurrentOpenOperation (%p)" , this); |
210 | |
211 | ASSERT(m_currentOpenDBRequest); |
212 | ASSERT(m_currentOpenDBRequest->isOpenRequest()); |
213 | |
214 | if (!m_databaseInfo) { |
215 | if (!m_isOpeningBackingStore) { |
216 | m_isOpeningBackingStore = true; |
217 | // We do not know whether this is an existing or a new database. |
218 | // We set a small cost so that it is not possible to open an infinite number of database. |
219 | m_server->requestSpace(m_identifier.origin(), defaultWriteOperationCost, [this, weakThis = makeWeakPtr(this)](auto decision) mutable { |
220 | if (!weakThis) |
221 | return; |
222 | |
223 | if (m_owningPointerForClose) |
224 | return; |
225 | |
226 | switch (decision) { |
227 | case StorageQuotaManager::Decision::Deny: { |
228 | auto result = IDBResultData::error(m_currentOpenDBRequest->requestData().requestIdentifier(), IDBError { QuotaExceededError, quotaErrorMessageName("openDatabase" ) }); |
229 | m_currentOpenDBRequest->connection().didOpenDatabase(result); |
230 | m_currentOpenDBRequest = nullptr; |
231 | m_isOpeningBackingStore = false; |
232 | break; |
233 | } |
234 | case StorageQuotaManager::Decision::Grant: |
235 | this->postDatabaseTask(createCrossThreadTask(*this, &UniqueIDBDatabase::openBackingStore, m_identifier)); |
236 | }; |
237 | }); |
238 | } |
239 | return; |
240 | } |
241 | |
242 | // If we previously started a version change operation but were blocked by having open connections, |
243 | // we might now be unblocked. |
244 | if (m_versionChangeDatabaseConnection) { |
245 | if (!m_versionChangeTransaction && !hasAnyOpenConnections()) |
246 | startVersionChangeTransaction(); |
247 | return; |
248 | } |
249 | |
250 | // 3.3.1 Opening a database |
251 | // If requested version is undefined, then let requested version be 1 if db was created in the previous step, |
252 | // or the current version of db otherwise. |
253 | uint64_t requestedVersion = m_currentOpenDBRequest->requestData().requestedVersion(); |
254 | if (!requestedVersion) |
255 | requestedVersion = m_databaseInfo->version() ? m_databaseInfo->version() : 1; |
256 | |
257 | // 3.3.1 Opening a database |
258 | // If the database version higher than the requested version, abort these steps and return a VersionError. |
259 | if (requestedVersion < m_databaseInfo->version()) { |
260 | auto result = IDBResultData::error(m_currentOpenDBRequest->requestData().requestIdentifier(), IDBError(VersionError)); |
261 | m_currentOpenDBRequest->connection().didOpenDatabase(result); |
262 | m_currentOpenDBRequest = nullptr; |
263 | |
264 | return; |
265 | } |
266 | |
267 | if (!m_backingStoreOpenError.isNull()) { |
268 | auto result = IDBResultData::error(m_currentOpenDBRequest->requestData().requestIdentifier(), m_backingStoreOpenError); |
269 | m_currentOpenDBRequest->connection().didOpenDatabase(result); |
270 | m_currentOpenDBRequest = nullptr; |
271 | |
272 | return; |
273 | } |
274 | |
275 | Ref<UniqueIDBDatabaseConnection> connection = UniqueIDBDatabaseConnection::create(*this, *m_currentOpenDBRequest); |
276 | |
277 | if (requestedVersion == m_databaseInfo->version()) { |
278 | auto* rawConnection = &connection.get(); |
279 | addOpenDatabaseConnection(WTFMove(connection)); |
280 | |
281 | auto result = IDBResultData::openDatabaseSuccess(m_currentOpenDBRequest->requestData().requestIdentifier(), *rawConnection); |
282 | m_currentOpenDBRequest->connection().didOpenDatabase(result); |
283 | m_currentOpenDBRequest = nullptr; |
284 | |
285 | return; |
286 | } |
287 | |
288 | ASSERT(!m_versionChangeDatabaseConnection); |
289 | m_versionChangeDatabaseConnection = WTFMove(connection); |
290 | |
291 | // 3.3.7 "versionchange" transaction steps |
292 | // If there's no other open connections to this database, the version change process can begin immediately. |
293 | if (!hasAnyOpenConnections()) { |
294 | startVersionChangeTransaction(); |
295 | return; |
296 | } |
297 | |
298 | // Otherwise we have to notify all those open connections and wait for them to close. |
299 | maybeNotifyConnectionsOfVersionChange(); |
300 | } |
301 | |
302 | void UniqueIDBDatabase::performCurrentDeleteOperation() |
303 | { |
304 | ASSERT(isMainThread()); |
305 | LOG(IndexedDB, "(main) UniqueIDBDatabase::performCurrentDeleteOperation - %s" , m_identifier.debugString().utf8().data()); |
306 | |
307 | ASSERT(m_currentOpenDBRequest); |
308 | ASSERT(m_currentOpenDBRequest->isDeleteRequest()); |
309 | |
310 | if (m_deleteBackingStoreInProgress) |
311 | return; |
312 | |
313 | if (hasAnyOpenConnections()) { |
314 | maybeNotifyConnectionsOfVersionChange(); |
315 | return; |
316 | } |
317 | |
318 | if (hasUnfinishedTransactions()) |
319 | return; |
320 | |
321 | ASSERT(!hasAnyPendingCallbacks()); |
322 | ASSERT(m_pendingTransactions.isEmpty()); |
323 | ASSERT(m_openDatabaseConnections.isEmpty()); |
324 | |
325 | // It's possible to have multiple delete requests queued up in a row. |
326 | // In that scenario only the first request will actually have to delete the database. |
327 | // Subsequent requests can immediately notify their completion. |
328 | |
329 | if (!m_deleteBackingStoreInProgress) { |
330 | if (!m_databaseInfo && m_mostRecentDeletedDatabaseInfo) |
331 | didDeleteBackingStore(0); |
332 | else { |
333 | m_deleteBackingStoreInProgress = true; |
334 | postDatabaseTask(createCrossThreadTask(*this, &UniqueIDBDatabase::deleteBackingStore, m_identifier)); |
335 | } |
336 | } |
337 | } |
338 | |
339 | void UniqueIDBDatabase::deleteBackingStore(const IDBDatabaseIdentifier& identifier) |
340 | { |
341 | ASSERT(!isMainThread()); |
342 | LOG(IndexedDB, "(db) UniqueIDBDatabase::deleteBackingStore" ); |
343 | |
344 | uint64_t deletedVersion = 0; |
345 | |
346 | if (m_backingStore) { |
347 | m_backingStore->deleteBackingStore(); |
348 | m_backingStore = nullptr; |
349 | m_backingStoreSupportsSimultaneousTransactions = false; |
350 | m_backingStoreIsEphemeral = false; |
351 | } else { |
352 | auto backingStore = m_server->createBackingStore(identifier); |
353 | |
354 | IDBDatabaseInfo databaseInfo; |
355 | auto error = backingStore->getOrEstablishDatabaseInfo(databaseInfo); |
356 | if (!error.isNull()) |
357 | LOG_ERROR("Error getting database info from database %s that we are trying to delete" , identifier.debugString().utf8().data()); |
358 | |
359 | deletedVersion = databaseInfo.version(); |
360 | backingStore->deleteBackingStore(); |
361 | } |
362 | |
363 | postDatabaseTaskReply(createCrossThreadTask(*this, &UniqueIDBDatabase::didDeleteBackingStore, deletedVersion)); |
364 | } |
365 | |
366 | void UniqueIDBDatabase::performUnconditionalDeleteBackingStore() |
367 | { |
368 | ASSERT(!isMainThread()); |
369 | LOG(IndexedDB, "(db) UniqueIDBDatabase::performUnconditionalDeleteBackingStore" ); |
370 | |
371 | if (m_backingStore) |
372 | m_backingStore->deleteBackingStore(); |
373 | |
374 | shutdownForClose(); |
375 | } |
376 | |
377 | void UniqueIDBDatabase::scheduleShutdownForClose() |
378 | { |
379 | ASSERT(isMainThread()); |
380 | |
381 | m_operationAndTransactionTimer.stop(); |
382 | |
383 | RELEASE_ASSERT(!m_owningPointerForClose); |
384 | m_owningPointerForClose = m_server->closeAndTakeUniqueIDBDatabase(*this); |
385 | |
386 | postDatabaseTask(createCrossThreadTask(*this, &UniqueIDBDatabase::shutdownForClose)); |
387 | } |
388 | |
389 | void UniqueIDBDatabase::shutdownForClose() |
390 | { |
391 | ASSERT(!isMainThread()); |
392 | ASSERT(m_owningPointerForClose.get() == this); |
393 | |
394 | LOG(IndexedDB, "(db) UniqueIDBDatabase::shutdownForClose" ); |
395 | |
396 | m_backingStore = nullptr; |
397 | m_backingStoreSupportsSimultaneousTransactions = false; |
398 | m_backingStoreIsEphemeral = false; |
399 | |
400 | if (!m_databaseQueue.isEmpty()) { |
401 | postDatabaseTask(createCrossThreadTask(*this, &UniqueIDBDatabase::shutdownForClose)); |
402 | return; |
403 | } |
404 | m_databaseQueue.kill(); |
405 | |
406 | postDatabaseTaskReply(createCrossThreadTask(*this, &UniqueIDBDatabase::didShutdownForClose)); |
407 | } |
408 | |
409 | void UniqueIDBDatabase::didShutdownForClose() |
410 | { |
411 | ASSERT(m_databaseReplyQueue.isEmpty()); |
412 | m_databaseReplyQueue.kill(); |
413 | } |
414 | |
415 | void UniqueIDBDatabase::didDeleteBackingStore(uint64_t deletedVersion) |
416 | { |
417 | ASSERT(isMainThread()); |
418 | LOG(IndexedDB, "(main) UniqueIDBDatabase::didDeleteBackingStore" ); |
419 | |
420 | ASSERT(!hasAnyPendingCallbacks()); |
421 | ASSERT(!hasUnfinishedTransactions()); |
422 | ASSERT(m_pendingTransactions.isEmpty()); |
423 | ASSERT(m_openDatabaseConnections.isEmpty()); |
424 | ASSERT(!m_backingStore); |
425 | |
426 | // It's possible that the openDBRequest was cancelled from client-side after the delete was already dispatched to the backingstore. |
427 | // So it's okay if we don't have a currentOpenDBRequest, but if we do it has to be a deleteRequest. |
428 | ASSERT(!m_currentOpenDBRequest || m_currentOpenDBRequest->isDeleteRequest()); |
429 | |
430 | if (m_databaseInfo) |
431 | m_mostRecentDeletedDatabaseInfo = WTFMove(m_databaseInfo); |
432 | |
433 | // If this UniqueIDBDatabase was brought into existence for the purpose of deleting the file on disk, |
434 | // we won't have a m_mostRecentDeletedDatabaseInfo. In that case, we'll manufacture one using the |
435 | // passed in deletedVersion argument. |
436 | if (!m_mostRecentDeletedDatabaseInfo) |
437 | m_mostRecentDeletedDatabaseInfo = std::make_unique<IDBDatabaseInfo>(m_identifier.databaseName(), deletedVersion); |
438 | |
439 | if (m_currentOpenDBRequest) { |
440 | m_currentOpenDBRequest->notifyDidDeleteDatabase(*m_mostRecentDeletedDatabaseInfo); |
441 | m_currentOpenDBRequest = nullptr; |
442 | } |
443 | |
444 | m_deleteBackingStoreInProgress = false; |
445 | |
446 | if (m_hardClosedForUserDelete) |
447 | return; |
448 | |
449 | invokeOperationAndTransactionTimer(); |
450 | } |
451 | |
452 | void UniqueIDBDatabase::clearStalePendingOpenDBRequests() |
453 | { |
454 | while (!m_pendingOpenDBRequests.isEmpty() && m_pendingOpenDBRequests.first()->connection().isClosed()) |
455 | m_pendingOpenDBRequests.removeFirst(); |
456 | } |
457 | |
458 | void UniqueIDBDatabase::handleDatabaseOperations() |
459 | { |
460 | ASSERT(isMainThread()); |
461 | LOG(IndexedDB, "(main) UniqueIDBDatabase::handleDatabaseOperations - There are %u pending" , m_pendingOpenDBRequests.size()); |
462 | ASSERT(!m_hardClosedForUserDelete); |
463 | |
464 | if (m_deleteBackingStoreInProgress || m_isOpeningBackingStore) |
465 | return; |
466 | |
467 | clearStalePendingOpenDBRequests(); |
468 | |
469 | if (m_versionChangeDatabaseConnection || m_versionChangeTransaction || (m_currentOpenDBRequest && !m_currentOpenDBRequest->connection().isClosed())) { |
470 | // We can't start any new open-database operations right now, but we might be able to start handling a delete operation. |
471 | if (!m_currentOpenDBRequest && !m_pendingOpenDBRequests.isEmpty() && m_pendingOpenDBRequests.first()->isDeleteRequest()) |
472 | m_currentOpenDBRequest = m_pendingOpenDBRequests.takeFirst(); |
473 | |
474 | // Some operations (such as the first open operation after a delete) require multiple passes to completely handle |
475 | if (m_currentOpenDBRequest) |
476 | handleCurrentOperation(); |
477 | |
478 | return; |
479 | } |
480 | |
481 | if (m_pendingOpenDBRequests.isEmpty()) { |
482 | m_currentOpenDBRequest = nullptr; |
483 | return; |
484 | } |
485 | |
486 | m_currentOpenDBRequest = m_pendingOpenDBRequests.takeFirst(); |
487 | LOG(IndexedDB, "UniqueIDBDatabase::handleDatabaseOperations - Popped an operation, now there are %u pending" , m_pendingOpenDBRequests.size()); |
488 | |
489 | handleCurrentOperation(); |
490 | } |
491 | |
492 | void UniqueIDBDatabase::handleCurrentOperation() |
493 | { |
494 | LOG(IndexedDB, "(main) UniqueIDBDatabase::handleCurrentOperation" ); |
495 | ASSERT(!m_hardClosedForUserDelete); |
496 | ASSERT(m_currentOpenDBRequest); |
497 | |
498 | if (m_currentOpenDBRequest->isOpenRequest()) |
499 | performCurrentOpenOperation(); |
500 | else if (m_currentOpenDBRequest->isDeleteRequest()) |
501 | performCurrentDeleteOperation(); |
502 | else |
503 | ASSERT_NOT_REACHED(); |
504 | |
505 | if (!m_currentOpenDBRequest) |
506 | invokeOperationAndTransactionTimer(); |
507 | } |
508 | |
509 | bool UniqueIDBDatabase::hasAnyOpenConnections() const |
510 | { |
511 | return !m_openDatabaseConnections.isEmpty(); |
512 | } |
513 | |
514 | bool UniqueIDBDatabase::allConnectionsAreClosedOrClosing() const |
515 | { |
516 | for (auto& connection : m_openDatabaseConnections) { |
517 | if (!connection->connectionIsClosing()) |
518 | return false; |
519 | } |
520 | |
521 | return true; |
522 | } |
523 | |
524 | static uint64_t generateUniqueCallbackIdentifier() |
525 | { |
526 | ASSERT(isMainThread()); |
527 | static uint64_t currentID = 0; |
528 | return ++currentID; |
529 | } |
530 | |
531 | uint64_t UniqueIDBDatabase::storeCallbackOrFireError(ErrorCallback&& callback, uint64_t taskSize) |
532 | { |
533 | if (m_hardClosedForUserDelete) { |
534 | callback(IDBError::userDeleteError()); |
535 | return 0; |
536 | } |
537 | |
538 | uint64_t identifier = generateUniqueCallbackIdentifier(); |
539 | ASSERT(!m_errorCallbacks.contains(identifier)); |
540 | m_errorCallbacks.add(identifier, WTFMove(callback)); |
541 | |
542 | if (taskSize) { |
543 | m_server->increasePotentialSpaceUsed(m_identifier.origin(), taskSize); |
544 | m_pendingSpaceIncreasingTasks.add(identifier, taskSize); |
545 | } |
546 | |
547 | m_callbackQueue.append(identifier); |
548 | return identifier; |
549 | } |
550 | |
551 | uint64_t UniqueIDBDatabase::storeCallbackOrFireError(KeyDataCallback&& callback, uint64_t taskSize) |
552 | { |
553 | if (m_hardClosedForUserDelete) { |
554 | callback(IDBError::userDeleteError(), { }); |
555 | return 0; |
556 | } |
557 | |
558 | uint64_t identifier = generateUniqueCallbackIdentifier(); |
559 | ASSERT(!m_keyDataCallbacks.contains(identifier)); |
560 | m_keyDataCallbacks.add(identifier, WTFMove(callback)); |
561 | |
562 | if (taskSize) { |
563 | m_server->increasePotentialSpaceUsed(m_identifier.origin(), taskSize); |
564 | m_pendingSpaceIncreasingTasks.add(identifier, taskSize); |
565 | } |
566 | |
567 | m_callbackQueue.append(identifier); |
568 | return identifier; |
569 | } |
570 | |
571 | uint64_t UniqueIDBDatabase::storeCallbackOrFireError(GetResultCallback&& callback) |
572 | { |
573 | if (m_hardClosedForUserDelete) { |
574 | callback(IDBError::userDeleteError(), { }); |
575 | return 0; |
576 | } |
577 | |
578 | uint64_t identifier = generateUniqueCallbackIdentifier(); |
579 | ASSERT(!m_getResultCallbacks.contains(identifier)); |
580 | m_getResultCallbacks.add(identifier, WTFMove(callback)); |
581 | m_callbackQueue.append(identifier); |
582 | return identifier; |
583 | } |
584 | |
585 | uint64_t UniqueIDBDatabase::storeCallbackOrFireError(GetAllResultsCallback&& callback) |
586 | { |
587 | if (m_hardClosedForUserDelete) { |
588 | callback(IDBError::userDeleteError(), { }); |
589 | return 0; |
590 | } |
591 | |
592 | uint64_t identifier = generateUniqueCallbackIdentifier(); |
593 | ASSERT(!m_getAllResultsCallbacks.contains(identifier)); |
594 | m_getAllResultsCallbacks.add(identifier, WTFMove(callback)); |
595 | m_callbackQueue.append(identifier); |
596 | return identifier; |
597 | } |
598 | |
599 | uint64_t UniqueIDBDatabase::storeCallbackOrFireError(CountCallback&& callback) |
600 | { |
601 | if (m_hardClosedForUserDelete) { |
602 | callback(IDBError::userDeleteError(), 0); |
603 | return 0; |
604 | } |
605 | |
606 | uint64_t identifier = generateUniqueCallbackIdentifier(); |
607 | ASSERT(!m_countCallbacks.contains(identifier)); |
608 | m_countCallbacks.add(identifier, WTFMove(callback)); |
609 | m_callbackQueue.append(identifier); |
610 | return identifier; |
611 | } |
612 | |
613 | void UniqueIDBDatabase::handleDelete(IDBConnectionToClient& connection, const IDBRequestData& requestData) |
614 | { |
615 | LOG(IndexedDB, "(main) UniqueIDBDatabase::handleDelete" ); |
616 | ASSERT(!m_hardClosedForUserDelete); |
617 | |
618 | m_pendingOpenDBRequests.add(ServerOpenDBRequest::create(connection, requestData)); |
619 | handleDatabaseOperations(); |
620 | } |
621 | |
622 | void UniqueIDBDatabase::startVersionChangeTransaction() |
623 | { |
624 | LOG(IndexedDB, "(main) UniqueIDBDatabase::startVersionChangeTransaction" ); |
625 | |
626 | ASSERT(!m_versionChangeTransaction); |
627 | ASSERT(m_currentOpenDBRequest); |
628 | ASSERT(m_currentOpenDBRequest->isOpenRequest()); |
629 | ASSERT(m_versionChangeDatabaseConnection); |
630 | |
631 | auto operation = WTFMove(m_currentOpenDBRequest); |
632 | |
633 | uint64_t requestedVersion = operation->requestData().requestedVersion(); |
634 | if (!requestedVersion) |
635 | requestedVersion = m_databaseInfo->version() ? m_databaseInfo->version() : 1; |
636 | |
637 | addOpenDatabaseConnection(*m_versionChangeDatabaseConnection); |
638 | |
639 | m_versionChangeTransaction = &m_versionChangeDatabaseConnection->createVersionChangeTransaction(requestedVersion); |
640 | m_databaseInfo->setVersion(requestedVersion); |
641 | |
642 | m_inProgressTransactions.set(m_versionChangeTransaction->info().identifier(), m_versionChangeTransaction); |
643 | postDatabaseTask(createCrossThreadTask(*this, &UniqueIDBDatabase::beginTransactionInBackingStore, m_versionChangeTransaction->info())); |
644 | |
645 | auto result = IDBResultData::openDatabaseUpgradeNeeded(operation->requestData().requestIdentifier(), *m_versionChangeTransaction); |
646 | operation->connection().didOpenDatabase(result); |
647 | } |
648 | |
649 | void UniqueIDBDatabase::beginTransactionInBackingStore(const IDBTransactionInfo& info) |
650 | { |
651 | LOG(IndexedDB, "(db) UniqueIDBDatabase::beginTransactionInBackingStore" ); |
652 | m_backingStore->beginTransaction(info); |
653 | } |
654 | |
655 | void UniqueIDBDatabase::maybeNotifyConnectionsOfVersionChange() |
656 | { |
657 | ASSERT(m_currentOpenDBRequest); |
658 | |
659 | if (m_currentOpenDBRequest->hasNotifiedConnectionsOfVersionChange()) |
660 | return; |
661 | |
662 | uint64_t newVersion = m_currentOpenDBRequest->isOpenRequest() ? m_currentOpenDBRequest->requestData().requestedVersion() : 0; |
663 | auto requestIdentifier = m_currentOpenDBRequest->requestData().requestIdentifier(); |
664 | |
665 | LOG(IndexedDB, "(main) UniqueIDBDatabase::notifyConnectionsOfVersionChange - %" PRIu64, newVersion); |
666 | |
667 | // 3.3.7 "versionchange" transaction steps |
668 | // Fire a versionchange event at each connection in m_openDatabaseConnections that is open. |
669 | // The event must not be fired on connections which has the closePending flag set. |
670 | HashSet<uint64_t> connectionIdentifiers; |
671 | for (const auto& connection : m_openDatabaseConnections) { |
672 | if (connection->closePending()) |
673 | continue; |
674 | |
675 | connection->fireVersionChangeEvent(requestIdentifier, newVersion); |
676 | connectionIdentifiers.add(connection->identifier()); |
677 | } |
678 | |
679 | if (!connectionIdentifiers.isEmpty()) |
680 | m_currentOpenDBRequest->notifiedConnectionsOfVersionChange(WTFMove(connectionIdentifiers)); |
681 | else |
682 | m_currentOpenDBRequest->maybeNotifyRequestBlocked(m_databaseInfo->version()); |
683 | } |
684 | |
685 | void UniqueIDBDatabase::notifyCurrentRequestConnectionClosedOrFiredVersionChangeEvent(uint64_t connectionIdentifier) |
686 | { |
687 | LOG(IndexedDB, "UniqueIDBDatabase::notifyCurrentRequestConnectionClosedOrFiredVersionChangeEvent - %" PRIu64, connectionIdentifier); |
688 | |
689 | ASSERT(m_currentOpenDBRequest); |
690 | |
691 | m_currentOpenDBRequest->connectionClosedOrFiredVersionChangeEvent(connectionIdentifier); |
692 | |
693 | if (m_currentOpenDBRequest->hasConnectionsPendingVersionChangeEvent()) |
694 | return; |
695 | |
696 | if (!hasAnyOpenConnections() || allConnectionsAreClosedOrClosing()) { |
697 | invokeOperationAndTransactionTimer(); |
698 | return; |
699 | } |
700 | |
701 | // Since all open connections have fired their version change events but not all of them have closed, |
702 | // this request is officially blocked. |
703 | m_currentOpenDBRequest->maybeNotifyRequestBlocked(m_databaseInfo->version()); |
704 | } |
705 | |
706 | void UniqueIDBDatabase::didFireVersionChangeEvent(UniqueIDBDatabaseConnection& connection, const IDBResourceIdentifier& requestIdentifier) |
707 | { |
708 | LOG(IndexedDB, "UniqueIDBDatabase::didFireVersionChangeEvent" ); |
709 | |
710 | if (!m_currentOpenDBRequest) |
711 | return; |
712 | |
713 | ASSERT_UNUSED(requestIdentifier, m_currentOpenDBRequest->requestData().requestIdentifier() == requestIdentifier); |
714 | |
715 | notifyCurrentRequestConnectionClosedOrFiredVersionChangeEvent(connection.identifier()); |
716 | } |
717 | |
718 | void UniqueIDBDatabase::openDBRequestCancelled(const IDBResourceIdentifier& requestIdentifier) |
719 | { |
720 | LOG(IndexedDB, "UniqueIDBDatabase::openDBRequestCancelled - %s" , requestIdentifier.loggingString().utf8().data()); |
721 | |
722 | if (m_currentOpenDBRequest && m_currentOpenDBRequest->requestData().requestIdentifier() == requestIdentifier) |
723 | m_currentOpenDBRequest = nullptr; |
724 | |
725 | if (m_versionChangeDatabaseConnection && m_versionChangeDatabaseConnection->openRequestIdentifier() == requestIdentifier) { |
726 | ASSERT(!m_versionChangeTransaction || m_versionChangeTransaction->databaseConnection().openRequestIdentifier() == requestIdentifier); |
727 | ASSERT(!m_versionChangeTransaction || &m_versionChangeTransaction->databaseConnection() == m_versionChangeDatabaseConnection); |
728 | |
729 | connectionClosedFromClient(*m_versionChangeDatabaseConnection); |
730 | } |
731 | |
732 | for (auto& request : m_pendingOpenDBRequests) { |
733 | if (request->requestData().requestIdentifier() == requestIdentifier) { |
734 | m_pendingOpenDBRequests.remove(request); |
735 | return; |
736 | } |
737 | } |
738 | } |
739 | |
740 | void UniqueIDBDatabase::addOpenDatabaseConnection(Ref<UniqueIDBDatabaseConnection>&& connection) |
741 | { |
742 | ASSERT(!m_openDatabaseConnections.contains(&connection.get())); |
743 | m_openDatabaseConnections.add(adoptRef(connection.leakRef())); |
744 | } |
745 | |
746 | void UniqueIDBDatabase::openBackingStore(const IDBDatabaseIdentifier& identifier) |
747 | { |
748 | ASSERT(!isMainThread()); |
749 | LOG(IndexedDB, "(db) UniqueIDBDatabase::openBackingStore (%p)" , this); |
750 | |
751 | ASSERT(!m_backingStore); |
752 | m_backingStore = m_server->createBackingStore(identifier); |
753 | m_backingStoreSupportsSimultaneousTransactions = m_backingStore->supportsSimultaneousTransactions(); |
754 | m_backingStoreIsEphemeral = m_backingStore->isEphemeral(); |
755 | |
756 | IDBDatabaseInfo databaseInfo; |
757 | auto error = m_backingStore->getOrEstablishDatabaseInfo(databaseInfo); |
758 | |
759 | postDatabaseTaskReply(createCrossThreadTask(*this, &UniqueIDBDatabase::didOpenBackingStore, databaseInfo, error)); |
760 | } |
761 | |
762 | void UniqueIDBDatabase::didOpenBackingStore(const IDBDatabaseInfo& info, const IDBError& error) |
763 | { |
764 | ASSERT(isMainThread()); |
765 | LOG(IndexedDB, "(main) UniqueIDBDatabase::didOpenBackingStore" ); |
766 | |
767 | m_databaseInfo = std::make_unique<IDBDatabaseInfo>(info); |
768 | m_backingStoreOpenError = error; |
769 | |
770 | ASSERT(m_isOpeningBackingStore); |
771 | m_isOpeningBackingStore = false; |
772 | |
773 | if (m_hardClosedForUserDelete) |
774 | return; |
775 | |
776 | handleDatabaseOperations(); |
777 | } |
778 | |
779 | void UniqueIDBDatabase::createObjectStore(UniqueIDBDatabaseTransaction& transaction, const IDBObjectStoreInfo& info, ErrorCallback callback) |
780 | { |
781 | ASSERT(isMainThread()); |
782 | LOG(IndexedDB, "(main) UniqueIDBDatabase::createObjectStore" ); |
783 | |
784 | auto taskSize = defaultWriteOperationCost + estimateSize(info); |
785 | requestSpace(taskSize, "createObjectStore" , [this, taskSize, transaction = makeRef(transaction), info, callback = WTFMove(callback)](auto error) mutable { |
786 | if (error) { |
787 | callback(WTFMove(*error)); |
788 | return; |
789 | } |
790 | this->createObjectStoreAfterQuotaCheck(taskSize, transaction.get(), info, WTFMove(callback)); |
791 | }); |
792 | } |
793 | |
794 | void UniqueIDBDatabase::createObjectStoreAfterQuotaCheck(uint64_t taskSize, UniqueIDBDatabaseTransaction& transaction, const IDBObjectStoreInfo& info, ErrorCallback callback) |
795 | { |
796 | uint64_t callbackID = storeCallbackOrFireError(WTFMove(callback), taskSize); |
797 | if (!callbackID) |
798 | return; |
799 | |
800 | postDatabaseTask(createCrossThreadTask(*this, &UniqueIDBDatabase::performCreateObjectStore, callbackID, transaction.info().identifier(), info)); |
801 | } |
802 | |
803 | void UniqueIDBDatabase::performCreateObjectStore(uint64_t callbackIdentifier, const IDBResourceIdentifier& transactionIdentifier, const IDBObjectStoreInfo& info) |
804 | { |
805 | ASSERT(!isMainThread()); |
806 | LOG(IndexedDB, "(db) UniqueIDBDatabase::performCreateObjectStore" ); |
807 | |
808 | ASSERT(m_backingStore); |
809 | m_backingStore->createObjectStore(transactionIdentifier, info); |
810 | |
811 | IDBError error; |
812 | postDatabaseTaskReply(createCrossThreadTask(*this, &UniqueIDBDatabase::didPerformCreateObjectStore, callbackIdentifier, error, info)); |
813 | } |
814 | |
815 | void UniqueIDBDatabase::didPerformCreateObjectStore(uint64_t callbackIdentifier, const IDBError& error, const IDBObjectStoreInfo& info) |
816 | { |
817 | ASSERT(isMainThread()); |
818 | LOG(IndexedDB, "(main) UniqueIDBDatabase::didPerformCreateObjectStore" ); |
819 | |
820 | if (error.isNull()) |
821 | m_databaseInfo->addExistingObjectStore(info); |
822 | |
823 | performErrorCallback(callbackIdentifier, error); |
824 | } |
825 | |
826 | void UniqueIDBDatabase::deleteObjectStore(UniqueIDBDatabaseTransaction& transaction, const String& objectStoreName, ErrorCallback callback) |
827 | { |
828 | ASSERT(isMainThread()); |
829 | LOG(IndexedDB, "(main) UniqueIDBDatabase::deleteObjectStore" ); |
830 | |
831 | waitForRequestSpaceCompletion([this, transaction = makeRef(transaction), objectStoreName, callback = WTFMove(callback)](auto error) mutable { |
832 | if (error) { |
833 | callback(WTFMove(*error)); |
834 | return; |
835 | } |
836 | this->deleteObjectStoreAfterQuotaCheck(transaction, objectStoreName, WTFMove(callback)); |
837 | }); |
838 | } |
839 | |
840 | void UniqueIDBDatabase::deleteObjectStoreAfterQuotaCheck(UniqueIDBDatabaseTransaction& transaction, const String& objectStoreName, ErrorCallback callback) |
841 | { |
842 | uint64_t callbackID = storeCallbackOrFireError(WTFMove(callback)); |
843 | if (!callbackID) |
844 | return; |
845 | |
846 | auto* info = m_databaseInfo->infoForExistingObjectStore(objectStoreName); |
847 | if (!info) { |
848 | performErrorCallback(callbackID, IDBError { UnknownError, "Attempt to delete non-existant object store"_s }); |
849 | return; |
850 | } |
851 | |
852 | postDatabaseTask(createCrossThreadTask(*this, &UniqueIDBDatabase::performDeleteObjectStore, callbackID, transaction.info().identifier(), info->identifier())); |
853 | } |
854 | |
855 | void UniqueIDBDatabase::performDeleteObjectStore(uint64_t callbackIdentifier, const IDBResourceIdentifier& transactionIdentifier, uint64_t objectStoreIdentifier) |
856 | { |
857 | ASSERT(!isMainThread()); |
858 | LOG(IndexedDB, "(db) UniqueIDBDatabase::performDeleteObjectStore" ); |
859 | |
860 | ASSERT(m_backingStore); |
861 | m_backingStore->deleteObjectStore(transactionIdentifier, objectStoreIdentifier); |
862 | |
863 | IDBError error; |
864 | postDatabaseTaskReply(createCrossThreadTask(*this, &UniqueIDBDatabase::didPerformDeleteObjectStore, callbackIdentifier, error, objectStoreIdentifier)); |
865 | } |
866 | |
867 | void UniqueIDBDatabase::didPerformDeleteObjectStore(uint64_t callbackIdentifier, const IDBError& error, uint64_t objectStoreIdentifier) |
868 | { |
869 | ASSERT(isMainThread()); |
870 | LOG(IndexedDB, "(main) UniqueIDBDatabase::didPerformDeleteObjectStore" ); |
871 | |
872 | if (error.isNull()) |
873 | m_databaseInfo->deleteObjectStore(objectStoreIdentifier); |
874 | |
875 | performErrorCallback(callbackIdentifier, error); |
876 | } |
877 | |
878 | void UniqueIDBDatabase::renameObjectStore(UniqueIDBDatabaseTransaction& transaction, uint64_t objectStoreIdentifier, const String& newName, ErrorCallback callback) |
879 | { |
880 | ASSERT(isMainThread()); |
881 | LOG(IndexedDB, "(main) UniqueIDBDatabase::renameObjectStore" ); |
882 | |
883 | auto taskSize = defaultWriteOperationCost + newName.sizeInBytes(); |
884 | requestSpace(taskSize, "renameObjectStore" , [this, taskSize, transaction = makeRef(transaction), objectStoreIdentifier, newName, callback = WTFMove(callback)](auto error) mutable { |
885 | if (error) { |
886 | callback(WTFMove(*error)); |
887 | return; |
888 | } |
889 | this->renameObjectStoreAfterQuotaCheck(taskSize, transaction.get(), objectStoreIdentifier, newName, WTFMove(callback)); |
890 | }); |
891 | } |
892 | |
893 | void UniqueIDBDatabase::renameObjectStoreAfterQuotaCheck(uint64_t taskSize, UniqueIDBDatabaseTransaction& transaction, uint64_t objectStoreIdentifier, const String& newName, ErrorCallback callback) |
894 | { |
895 | uint64_t callbackID = storeCallbackOrFireError(WTFMove(callback), taskSize); |
896 | if (!callbackID) |
897 | return; |
898 | |
899 | auto* info = m_databaseInfo->infoForExistingObjectStore(objectStoreIdentifier); |
900 | if (!info) { |
901 | performErrorCallback(callbackID, IDBError { UnknownError, "Attempt to rename non-existant object store"_s }); |
902 | return; |
903 | } |
904 | |
905 | postDatabaseTask(createCrossThreadTask(*this, &UniqueIDBDatabase::performRenameObjectStore, callbackID, transaction.info().identifier(), objectStoreIdentifier, newName)); |
906 | } |
907 | |
908 | void UniqueIDBDatabase::performRenameObjectStore(uint64_t callbackIdentifier, const IDBResourceIdentifier& transactionIdentifier, uint64_t objectStoreIdentifier, const String& newName) |
909 | { |
910 | ASSERT(!isMainThread()); |
911 | LOG(IndexedDB, "(db) UniqueIDBDatabase::performRenameObjectStore" ); |
912 | |
913 | ASSERT(m_backingStore); |
914 | m_backingStore->renameObjectStore(transactionIdentifier, objectStoreIdentifier, newName); |
915 | |
916 | IDBError error; |
917 | postDatabaseTaskReply(createCrossThreadTask(*this, &UniqueIDBDatabase::didPerformRenameObjectStore, callbackIdentifier, error, objectStoreIdentifier, newName)); |
918 | } |
919 | |
920 | void UniqueIDBDatabase::didPerformRenameObjectStore(uint64_t callbackIdentifier, const IDBError& error, uint64_t objectStoreIdentifier, const String& newName) |
921 | { |
922 | ASSERT(isMainThread()); |
923 | LOG(IndexedDB, "(main) UniqueIDBDatabase::didPerformRenameObjectStore" ); |
924 | |
925 | if (error.isNull()) |
926 | m_databaseInfo->renameObjectStore(objectStoreIdentifier, newName); |
927 | |
928 | performErrorCallback(callbackIdentifier, error); |
929 | } |
930 | |
931 | void UniqueIDBDatabase::clearObjectStore(UniqueIDBDatabaseTransaction& transaction, uint64_t objectStoreIdentifier, ErrorCallback callback) |
932 | { |
933 | ASSERT(isMainThread()); |
934 | LOG(IndexedDB, "(main) UniqueIDBDatabase::clearObjectStore" ); |
935 | |
936 | waitForRequestSpaceCompletion([this, transaction = makeRef(transaction), objectStoreIdentifier, callback = WTFMove(callback)](auto error) mutable { |
937 | if (error) { |
938 | callback(WTFMove(*error)); |
939 | return; |
940 | } |
941 | this->clearObjectStoreAfetQuotaCheck(transaction, objectStoreIdentifier, WTFMove(callback)); |
942 | }); |
943 | } |
944 | |
945 | void UniqueIDBDatabase::clearObjectStoreAfetQuotaCheck(UniqueIDBDatabaseTransaction& transaction, uint64_t objectStoreIdentifier, ErrorCallback callback) |
946 | { |
947 | uint64_t callbackID = storeCallbackOrFireError(WTFMove(callback)); |
948 | if (!callbackID) |
949 | return; |
950 | postDatabaseTask(createCrossThreadTask(*this, &UniqueIDBDatabase::performClearObjectStore, callbackID, transaction.info().identifier(), objectStoreIdentifier)); |
951 | } |
952 | |
953 | void UniqueIDBDatabase::performClearObjectStore(uint64_t callbackIdentifier, const IDBResourceIdentifier& transactionIdentifier, uint64_t objectStoreIdentifier) |
954 | { |
955 | ASSERT(!isMainThread()); |
956 | LOG(IndexedDB, "(db) UniqueIDBDatabase::performClearObjectStore" ); |
957 | |
958 | ASSERT(m_backingStore); |
959 | m_backingStore->clearObjectStore(transactionIdentifier, objectStoreIdentifier); |
960 | |
961 | IDBError error; |
962 | postDatabaseTaskReply(createCrossThreadTask(*this, &UniqueIDBDatabase::didPerformClearObjectStore, callbackIdentifier, error)); |
963 | } |
964 | |
965 | void UniqueIDBDatabase::didPerformClearObjectStore(uint64_t callbackIdentifier, const IDBError& error) |
966 | { |
967 | ASSERT(isMainThread()); |
968 | LOG(IndexedDB, "(main) UniqueIDBDatabase::didPerformClearObjectStore" ); |
969 | |
970 | performErrorCallback(callbackIdentifier, error); |
971 | } |
972 | |
973 | void UniqueIDBDatabase::createIndex(UniqueIDBDatabaseTransaction& transaction, const IDBIndexInfo& info, ErrorCallback callback) |
974 | { |
975 | ASSERT(isMainThread()); |
976 | LOG(IndexedDB, "(main) UniqueIDBDatabase::createIndex" ); |
977 | |
978 | auto taskSize = defaultWriteOperationCost + estimateSize(info); |
979 | requestSpace(taskSize, "createIndex" , [this, taskSize, transaction = makeRef(transaction), info, callback = WTFMove(callback)](auto error) mutable { |
980 | if (error) { |
981 | callback(WTFMove(*error)); |
982 | return; |
983 | } |
984 | this->createIndexAfterQuotaCheck(taskSize, transaction.get(), info, WTFMove(callback)); |
985 | }); |
986 | } |
987 | |
988 | void UniqueIDBDatabase::createIndexAfterQuotaCheck(uint64_t taskSize, UniqueIDBDatabaseTransaction& transaction, const IDBIndexInfo& info, ErrorCallback callback) |
989 | { |
990 | uint64_t callbackID = storeCallbackOrFireError(WTFMove(callback), taskSize); |
991 | if (!callbackID) |
992 | return; |
993 | postDatabaseTask(createCrossThreadTask(*this, &UniqueIDBDatabase::performCreateIndex, callbackID, transaction.info().identifier(), info)); |
994 | } |
995 | |
996 | void UniqueIDBDatabase::performCreateIndex(uint64_t callbackIdentifier, const IDBResourceIdentifier& transactionIdentifier, const IDBIndexInfo& info) |
997 | { |
998 | ASSERT(!isMainThread()); |
999 | LOG(IndexedDB, "(db) UniqueIDBDatabase::performCreateIndex" ); |
1000 | |
1001 | IDBError error; |
1002 | ASSERT(m_backingStore); |
1003 | if (!m_backingStore) { |
1004 | RELEASE_LOG_ERROR(IndexedDB, "%p - UniqueIDBDatabase::performCreateIndex: m_backingStore is null" , this); |
1005 | error = IDBError(InvalidStateError, "Backing store is invalid for call to create index"_s ); |
1006 | postDatabaseTaskReply(createCrossThreadTask(*this, &UniqueIDBDatabase::didPerformCreateIndex, callbackIdentifier, error, info)); |
1007 | return; |
1008 | } |
1009 | |
1010 | error = m_backingStore->createIndex(transactionIdentifier, info); |
1011 | postDatabaseTaskReply(createCrossThreadTask(*this, &UniqueIDBDatabase::didPerformCreateIndex, callbackIdentifier, error, info)); |
1012 | } |
1013 | |
1014 | void UniqueIDBDatabase::didPerformCreateIndex(uint64_t callbackIdentifier, const IDBError& error, const IDBIndexInfo& info) |
1015 | { |
1016 | ASSERT(isMainThread()); |
1017 | LOG(IndexedDB, "(main) UniqueIDBDatabase::didPerformCreateIndex" ); |
1018 | |
1019 | if (error.isNull()) { |
1020 | ASSERT(m_databaseInfo); |
1021 | auto* objectStoreInfo = m_databaseInfo->infoForExistingObjectStore(info.objectStoreIdentifier()); |
1022 | ASSERT(objectStoreInfo); |
1023 | objectStoreInfo->addExistingIndex(info); |
1024 | } |
1025 | |
1026 | performErrorCallback(callbackIdentifier, error); |
1027 | } |
1028 | |
1029 | void UniqueIDBDatabase::deleteIndex(UniqueIDBDatabaseTransaction& transaction, uint64_t objectStoreIdentifier, const String& indexName, ErrorCallback callback) |
1030 | { |
1031 | ASSERT(isMainThread()); |
1032 | LOG(IndexedDB, "(main) UniqueIDBDatabase::deleteIndex" ); |
1033 | |
1034 | waitForRequestSpaceCompletion([this, transaction = makeRef(transaction), objectStoreIdentifier, indexName, callback = WTFMove(callback)](auto error) mutable { |
1035 | if (error) { |
1036 | callback(WTFMove(*error)); |
1037 | return; |
1038 | } |
1039 | this->deleteIndexAfterQuotaCheck(transaction, objectStoreIdentifier, indexName, WTFMove(callback)); |
1040 | }); |
1041 | } |
1042 | |
1043 | void UniqueIDBDatabase::deleteIndexAfterQuotaCheck(UniqueIDBDatabaseTransaction& transaction, uint64_t objectStoreIdentifier, const String& indexName, ErrorCallback callback) |
1044 | { |
1045 | uint64_t callbackID = storeCallbackOrFireError(WTFMove(callback)); |
1046 | if (!callbackID) |
1047 | return; |
1048 | |
1049 | auto* objectStoreInfo = m_databaseInfo->infoForExistingObjectStore(objectStoreIdentifier); |
1050 | if (!objectStoreInfo) { |
1051 | performErrorCallback(callbackID, IDBError { UnknownError, "Attempt to delete index from non-existant object store"_s }); |
1052 | return; |
1053 | } |
1054 | |
1055 | auto* indexInfo = objectStoreInfo->infoForExistingIndex(indexName); |
1056 | if (!indexInfo) { |
1057 | performErrorCallback(callbackID, IDBError { UnknownError, "Attempt to delete non-existant index"_s }); |
1058 | return; |
1059 | } |
1060 | |
1061 | postDatabaseTask(createCrossThreadTask(*this, &UniqueIDBDatabase::performDeleteIndex, callbackID, transaction.info().identifier(), objectStoreIdentifier, indexInfo->identifier())); |
1062 | } |
1063 | |
1064 | void UniqueIDBDatabase::performDeleteIndex(uint64_t callbackIdentifier, const IDBResourceIdentifier& transactionIdentifier, uint64_t objectStoreIdentifier, const uint64_t indexIdentifier) |
1065 | { |
1066 | ASSERT(!isMainThread()); |
1067 | LOG(IndexedDB, "(db) UniqueIDBDatabase::performDeleteIndex" ); |
1068 | |
1069 | ASSERT(m_backingStore); |
1070 | m_backingStore->deleteIndex(transactionIdentifier, objectStoreIdentifier, indexIdentifier); |
1071 | |
1072 | IDBError error; |
1073 | postDatabaseTaskReply(createCrossThreadTask(*this, &UniqueIDBDatabase::didPerformDeleteIndex, callbackIdentifier, error, objectStoreIdentifier, indexIdentifier)); |
1074 | } |
1075 | |
1076 | void UniqueIDBDatabase::didPerformDeleteIndex(uint64_t callbackIdentifier, const IDBError& error, uint64_t objectStoreIdentifier, uint64_t indexIdentifier) |
1077 | { |
1078 | ASSERT(isMainThread()); |
1079 | LOG(IndexedDB, "(main) UniqueIDBDatabase::didPerformDeleteIndex" ); |
1080 | |
1081 | if (error.isNull()) { |
1082 | auto* objectStoreInfo = m_databaseInfo->infoForExistingObjectStore(objectStoreIdentifier); |
1083 | if (objectStoreInfo) |
1084 | objectStoreInfo->deleteIndex(indexIdentifier); |
1085 | } |
1086 | |
1087 | performErrorCallback(callbackIdentifier, error); |
1088 | } |
1089 | |
1090 | void UniqueIDBDatabase::renameIndex(UniqueIDBDatabaseTransaction& transaction, uint64_t objectStoreIdentifier, uint64_t indexIdentifier, const String& newName, ErrorCallback callback) |
1091 | { |
1092 | ASSERT(isMainThread()); |
1093 | LOG(IndexedDB, "(main) UniqueIDBDatabase::renameIndex" ); |
1094 | |
1095 | auto taskSize = defaultWriteOperationCost + newName.sizeInBytes(); |
1096 | requestSpace(taskSize, "renameIndex" , [this, taskSize, transaction = makeRef(transaction), objectStoreIdentifier, indexIdentifier, newName, callback = WTFMove(callback)](auto error) mutable { |
1097 | if (error) { |
1098 | callback(WTFMove(*error)); |
1099 | return; |
1100 | } |
1101 | this->renameIndexAfterQuotaCheck(taskSize, transaction.get(), objectStoreIdentifier, indexIdentifier, newName, WTFMove(callback)); |
1102 | }); |
1103 | } |
1104 | |
1105 | void UniqueIDBDatabase::renameIndexAfterQuotaCheck(uint64_t taskSize, UniqueIDBDatabaseTransaction& transaction, uint64_t objectStoreIdentifier, uint64_t indexIdentifier, const String& newName, ErrorCallback callback) |
1106 | { |
1107 | uint64_t callbackID = storeCallbackOrFireError(WTFMove(callback), taskSize); |
1108 | if (!callbackID) |
1109 | return; |
1110 | |
1111 | auto* objectStoreInfo = m_databaseInfo->infoForExistingObjectStore(objectStoreIdentifier); |
1112 | if (!objectStoreInfo) { |
1113 | performErrorCallback(callbackID, IDBError { UnknownError, "Attempt to rename index in non-existant object store"_s }); |
1114 | return; |
1115 | } |
1116 | |
1117 | auto* indexInfo = objectStoreInfo->infoForExistingIndex(indexIdentifier); |
1118 | if (!indexInfo) { |
1119 | performErrorCallback(callbackID, IDBError { UnknownError, "Attempt to rename non-existant index"_s }); |
1120 | return; |
1121 | } |
1122 | |
1123 | postDatabaseTask(createCrossThreadTask(*this, &UniqueIDBDatabase::performRenameIndex, callbackID, transaction.info().identifier(), objectStoreIdentifier, indexIdentifier, newName)); |
1124 | } |
1125 | |
1126 | void UniqueIDBDatabase::performRenameIndex(uint64_t callbackIdentifier, const IDBResourceIdentifier& transactionIdentifier, uint64_t objectStoreIdentifier, uint64_t indexIdentifier, const String& newName) |
1127 | { |
1128 | ASSERT(!isMainThread()); |
1129 | LOG(IndexedDB, "(db) UniqueIDBDatabase::performRenameIndex" ); |
1130 | |
1131 | ASSERT(m_backingStore); |
1132 | m_backingStore->renameIndex(transactionIdentifier, objectStoreIdentifier, indexIdentifier, newName); |
1133 | |
1134 | IDBError error; |
1135 | postDatabaseTaskReply(createCrossThreadTask(*this, &UniqueIDBDatabase::didPerformRenameIndex, callbackIdentifier, error, objectStoreIdentifier, indexIdentifier, newName)); |
1136 | } |
1137 | |
1138 | void UniqueIDBDatabase::didPerformRenameIndex(uint64_t callbackIdentifier, const IDBError& error, uint64_t objectStoreIdentifier, uint64_t indexIdentifier, const String& newName) |
1139 | { |
1140 | ASSERT(isMainThread()); |
1141 | LOG(IndexedDB, "(main) UniqueIDBDatabase::didPerformRenameIndex" ); |
1142 | |
1143 | if (error.isNull()) { |
1144 | auto* objectStoreInfo = m_databaseInfo->infoForExistingObjectStore(objectStoreIdentifier); |
1145 | ASSERT(objectStoreInfo); |
1146 | if (objectStoreInfo) { |
1147 | auto* indexInfo = objectStoreInfo->infoForExistingIndex(indexIdentifier); |
1148 | ASSERT(indexInfo); |
1149 | indexInfo->rename(newName); |
1150 | } |
1151 | } |
1152 | |
1153 | performErrorCallback(callbackIdentifier, error); |
1154 | } |
1155 | |
1156 | void UniqueIDBDatabase::putOrAdd(const IDBRequestData& requestData, const IDBKeyData& keyData, const IDBValue& value, IndexedDB::ObjectStoreOverwriteMode overwriteMode, KeyDataCallback callback) |
1157 | { |
1158 | ASSERT(isMainThread()); |
1159 | LOG(IndexedDB, "(main) UniqueIDBDatabase::putOrAdd" ); |
1160 | |
1161 | auto taskSize = defaultWriteOperationCost + estimateSize(keyData) + estimateSize(value); |
1162 | requestSpace(taskSize, "putOrAdd" , [this, taskSize, requestData, keyData, value, callback = WTFMove(callback), overwriteMode](auto error) mutable { |
1163 | if (error) { |
1164 | callback(WTFMove(*error), { }); |
1165 | return; |
1166 | } |
1167 | this->putOrAddAfterQuotaCheck(taskSize, requestData, keyData, value, overwriteMode, WTFMove(callback)); |
1168 | }); |
1169 | } |
1170 | |
1171 | void UniqueIDBDatabase::putOrAddAfterQuotaCheck(uint64_t taskSize, const IDBRequestData& requestData, const IDBKeyData& keyData, const IDBValue& value, IndexedDB::ObjectStoreOverwriteMode overwriteMode, KeyDataCallback callback) |
1172 | { |
1173 | uint64_t callbackID = storeCallbackOrFireError(WTFMove(callback), taskSize); |
1174 | if (!callbackID) |
1175 | return; |
1176 | postDatabaseTask(createCrossThreadTask(*this, &UniqueIDBDatabase::performPutOrAdd, callbackID, requestData.transactionIdentifier(), requestData.objectStoreIdentifier(), keyData, value, overwriteMode)); |
1177 | } |
1178 | |
1179 | VM& UniqueIDBDatabase::databaseThreadVM() |
1180 | { |
1181 | ASSERT(!isMainThread()); |
1182 | static VM* vm = &VM::create().leakRef(); |
1183 | return *vm; |
1184 | } |
1185 | |
1186 | ExecState& UniqueIDBDatabase::databaseThreadExecState() |
1187 | { |
1188 | ASSERT(!isMainThread()); |
1189 | |
1190 | static NeverDestroyed<Strong<JSGlobalObject>> globalObject(databaseThreadVM(), JSGlobalObject::create(databaseThreadVM(), JSGlobalObject::createStructure(databaseThreadVM(), jsNull()))); |
1191 | |
1192 | RELEASE_ASSERT(globalObject.get()->globalExec()); |
1193 | return *globalObject.get()->globalExec(); |
1194 | } |
1195 | |
1196 | void UniqueIDBDatabase::performPutOrAdd(uint64_t callbackIdentifier, const IDBResourceIdentifier& transactionIdentifier, uint64_t objectStoreIdentifier, const IDBKeyData& keyData, const IDBValue& originalRecordValue, IndexedDB::ObjectStoreOverwriteMode overwriteMode) |
1197 | { |
1198 | ASSERT(!isMainThread()); |
1199 | LOG(IndexedDB, "(db) UniqueIDBDatabase::performPutOrAdd" ); |
1200 | |
1201 | ASSERT(m_backingStore); |
1202 | ASSERT(objectStoreIdentifier); |
1203 | |
1204 | IDBKeyData usedKey; |
1205 | IDBError error; |
1206 | |
1207 | if (!m_backingStore) { |
1208 | RELEASE_LOG_ERROR(IndexedDB, "%p - UniqueIDBDatabase::performPutOrAdd: m_backingStore is null" , this); |
1209 | error = IDBError(InvalidStateError, "Backing store is invalid for call to put or add"_s ); |
1210 | postDatabaseTaskReply(createCrossThreadTask(*this, &UniqueIDBDatabase::didPerformPutOrAdd, callbackIdentifier, error, usedKey)); |
1211 | return; |
1212 | } |
1213 | |
1214 | auto* objectStoreInfo = m_backingStore->infoForObjectStore(objectStoreIdentifier); |
1215 | if (!objectStoreInfo) { |
1216 | error = IDBError(InvalidStateError, "Object store cannot be found in the backing store"_s ); |
1217 | postDatabaseTaskReply(createCrossThreadTask(*this, &UniqueIDBDatabase::didPerformPutOrAdd, callbackIdentifier, error, usedKey)); |
1218 | return; |
1219 | } |
1220 | |
1221 | bool usedKeyIsGenerated = false; |
1222 | uint64_t keyNumber; |
1223 | auto generatedKeyResetter = WTF::makeScopeExit([this, transactionIdentifier, objectStoreIdentifier, &keyNumber, &usedKeyIsGenerated]() { |
1224 | if (usedKeyIsGenerated) |
1225 | m_backingStore->revertGeneratedKeyNumber(transactionIdentifier, objectStoreIdentifier, keyNumber); |
1226 | }); |
1227 | if (objectStoreInfo->autoIncrement() && !keyData.isValid()) { |
1228 | error = m_backingStore->generateKeyNumber(transactionIdentifier, objectStoreIdentifier, keyNumber); |
1229 | if (!error.isNull()) { |
1230 | postDatabaseTaskReply(createCrossThreadTask(*this, &UniqueIDBDatabase::didPerformPutOrAdd, callbackIdentifier, error, usedKey)); |
1231 | return; |
1232 | } |
1233 | |
1234 | usedKey.setNumberValue(keyNumber); |
1235 | usedKeyIsGenerated = true; |
1236 | } else |
1237 | usedKey = keyData; |
1238 | |
1239 | if (overwriteMode == IndexedDB::ObjectStoreOverwriteMode::NoOverwrite) { |
1240 | bool keyExists; |
1241 | error = m_backingStore->keyExistsInObjectStore(transactionIdentifier, objectStoreIdentifier, usedKey, keyExists); |
1242 | if (error.isNull() && keyExists) |
1243 | error = IDBError(ConstraintError, "Key already exists in the object store"_s ); |
1244 | |
1245 | if (!error.isNull()) { |
1246 | postDatabaseTaskReply(createCrossThreadTask(*this, &UniqueIDBDatabase::didPerformPutOrAdd, callbackIdentifier, error, usedKey)); |
1247 | return; |
1248 | } |
1249 | } |
1250 | |
1251 | // 3.4.1 Object Store Storage Operation |
1252 | // ...If a record already exists in store ... |
1253 | // then remove the record from store using the steps for deleting records from an object store... |
1254 | // This is important because formally deleting it from from the object store also removes it from the appropriate indexes. |
1255 | error = m_backingStore->deleteRange(transactionIdentifier, objectStoreIdentifier, usedKey); |
1256 | if (!error.isNull()) { |
1257 | postDatabaseTaskReply(createCrossThreadTask(*this, &UniqueIDBDatabase::didPerformPutOrAdd, callbackIdentifier, error, usedKey)); |
1258 | return; |
1259 | } |
1260 | |
1261 | error = m_backingStore->addRecord(transactionIdentifier, *objectStoreInfo, usedKey, originalRecordValue); |
1262 | |
1263 | if (!error.isNull()) { |
1264 | postDatabaseTaskReply(createCrossThreadTask(*this, &UniqueIDBDatabase::didPerformPutOrAdd, callbackIdentifier, error, usedKey)); |
1265 | return; |
1266 | } |
1267 | |
1268 | if (overwriteMode != IndexedDB::ObjectStoreOverwriteMode::OverwriteForCursor && objectStoreInfo->autoIncrement() && keyData.type() == IndexedDB::KeyType::Number) |
1269 | error = m_backingStore->maybeUpdateKeyGeneratorNumber(transactionIdentifier, objectStoreIdentifier, keyData.number()); |
1270 | |
1271 | generatedKeyResetter.release(); |
1272 | postDatabaseTaskReply(createCrossThreadTask(*this, &UniqueIDBDatabase::didPerformPutOrAdd, callbackIdentifier, error, usedKey)); |
1273 | } |
1274 | |
1275 | void UniqueIDBDatabase::didPerformPutOrAdd(uint64_t callbackIdentifier, const IDBError& error, const IDBKeyData& resultKey) |
1276 | { |
1277 | ASSERT(isMainThread()); |
1278 | LOG(IndexedDB, "(main) UniqueIDBDatabase::didPerformPutOrAdd" ); |
1279 | |
1280 | performKeyDataCallback(callbackIdentifier, error, resultKey); |
1281 | } |
1282 | |
1283 | void UniqueIDBDatabase::getRecord(const IDBRequestData& requestData, const IDBGetRecordData& getRecordData, GetResultCallback callback) |
1284 | { |
1285 | ASSERT(isMainThread()); |
1286 | LOG(IndexedDB, "(main) UniqueIDBDatabase::getRecord" ); |
1287 | |
1288 | waitForRequestSpaceCompletion([this, requestData, getRecordData, callback = WTFMove(callback)](auto error) mutable { |
1289 | if (error) { |
1290 | callback(WTFMove(*error), { }); |
1291 | return; |
1292 | } |
1293 | this->getRecordAfterQuotaCheck(requestData, getRecordData, WTFMove(callback)); |
1294 | }); |
1295 | } |
1296 | |
1297 | void UniqueIDBDatabase::getRecordAfterQuotaCheck(const IDBRequestData& requestData, const IDBGetRecordData& getRecordData, GetResultCallback callback) |
1298 | { |
1299 | uint64_t callbackID = storeCallbackOrFireError(WTFMove(callback)); |
1300 | if (!callbackID) |
1301 | return; |
1302 | |
1303 | if (uint64_t indexIdentifier = requestData.indexIdentifier()) |
1304 | postDatabaseTask(createCrossThreadTask(*this, &UniqueIDBDatabase::performGetIndexRecord, callbackID, requestData.transactionIdentifier(), requestData.objectStoreIdentifier(), indexIdentifier, requestData.indexRecordType(), getRecordData.keyRangeData)); |
1305 | else |
1306 | postDatabaseTask(createCrossThreadTask(*this, &UniqueIDBDatabase::performGetRecord, callbackID, requestData.transactionIdentifier(), requestData.objectStoreIdentifier(), getRecordData.keyRangeData, getRecordData.type)); |
1307 | } |
1308 | |
1309 | void UniqueIDBDatabase::getAllRecords(const IDBRequestData& requestData, const IDBGetAllRecordsData& getAllRecordsData, GetAllResultsCallback callback) |
1310 | { |
1311 | ASSERT(isMainThread()); |
1312 | LOG(IndexedDB, "(main) UniqueIDBDatabase::getAllRecords" ); |
1313 | |
1314 | waitForRequestSpaceCompletion([this, requestData, getAllRecordsData, callback = WTFMove(callback)](auto error) mutable { |
1315 | if (error) { |
1316 | callback(WTFMove(*error), { }); |
1317 | return; |
1318 | } |
1319 | this->getAllRecordsAfterQuotaCheck(requestData, getAllRecordsData, WTFMove(callback)); |
1320 | }); |
1321 | } |
1322 | |
1323 | void UniqueIDBDatabase::getAllRecordsAfterQuotaCheck(const IDBRequestData& requestData, const IDBGetAllRecordsData& getAllRecordsData, GetAllResultsCallback callback) |
1324 | { |
1325 | uint64_t callbackID = storeCallbackOrFireError(WTFMove(callback)); |
1326 | if (!callbackID) |
1327 | return; |
1328 | |
1329 | postDatabaseTask(createCrossThreadTask(*this, &UniqueIDBDatabase::performGetAllRecords, callbackID, requestData.transactionIdentifier(), getAllRecordsData)); |
1330 | } |
1331 | |
1332 | void UniqueIDBDatabase::performGetRecord(uint64_t callbackIdentifier, const IDBResourceIdentifier& transactionIdentifier, uint64_t objectStoreIdentifier, const IDBKeyRangeData& keyRangeData, IDBGetRecordDataType type) |
1333 | { |
1334 | ASSERT(!isMainThread()); |
1335 | LOG(IndexedDB, "(db) UniqueIDBDatabase::performGetRecord" ); |
1336 | |
1337 | ASSERT(m_backingStore); |
1338 | |
1339 | IDBGetResult result; |
1340 | IDBError error = m_backingStore->getRecord(transactionIdentifier, objectStoreIdentifier, keyRangeData, type, result); |
1341 | |
1342 | postDatabaseTaskReply(createCrossThreadTask(*this, &UniqueIDBDatabase::didPerformGetRecord, callbackIdentifier, error, result)); |
1343 | } |
1344 | |
1345 | void UniqueIDBDatabase::performGetIndexRecord(uint64_t callbackIdentifier, const IDBResourceIdentifier& transactionIdentifier, uint64_t objectStoreIdentifier, uint64_t indexIdentifier, IndexedDB::IndexRecordType recordType, const IDBKeyRangeData& range) |
1346 | { |
1347 | ASSERT(!isMainThread()); |
1348 | LOG(IndexedDB, "(db) UniqueIDBDatabase::performGetIndexRecord" ); |
1349 | |
1350 | ASSERT(m_backingStore); |
1351 | |
1352 | IDBGetResult result; |
1353 | IDBError error = m_backingStore->getIndexRecord(transactionIdentifier, objectStoreIdentifier, indexIdentifier, recordType, range, result); |
1354 | |
1355 | postDatabaseTaskReply(createCrossThreadTask(*this, &UniqueIDBDatabase::didPerformGetRecord, callbackIdentifier, error, result)); |
1356 | } |
1357 | |
1358 | void UniqueIDBDatabase::didPerformGetRecord(uint64_t callbackIdentifier, const IDBError& error, const IDBGetResult& result) |
1359 | { |
1360 | ASSERT(isMainThread()); |
1361 | LOG(IndexedDB, "(main) UniqueIDBDatabase::didPerformGetRecord" ); |
1362 | |
1363 | performGetResultCallback(callbackIdentifier, error, result); |
1364 | } |
1365 | |
1366 | void UniqueIDBDatabase::performGetAllRecords(uint64_t callbackIdentifier, const IDBResourceIdentifier& transactionIdentifier, const IDBGetAllRecordsData& getAllRecordsData) |
1367 | { |
1368 | ASSERT(!isMainThread()); |
1369 | LOG(IndexedDB, "(db) UniqueIDBDatabase::performGetAllRecords" ); |
1370 | |
1371 | ASSERT(m_backingStore); |
1372 | |
1373 | IDBGetAllResult result; |
1374 | IDBError error = m_backingStore->getAllRecords(transactionIdentifier, getAllRecordsData, result); |
1375 | |
1376 | postDatabaseTaskReply(createCrossThreadTask(*this, &UniqueIDBDatabase::didPerformGetAllRecords, callbackIdentifier, error, WTFMove(result))); |
1377 | } |
1378 | |
1379 | void UniqueIDBDatabase::didPerformGetAllRecords(uint64_t callbackIdentifier, const IDBError& error, const IDBGetAllResult& result) |
1380 | { |
1381 | ASSERT(isMainThread()); |
1382 | LOG(IndexedDB, "(main) UniqueIDBDatabase::didPerformGetAllRecords" ); |
1383 | |
1384 | performGetAllResultsCallback(callbackIdentifier, error, result); |
1385 | } |
1386 | |
1387 | void UniqueIDBDatabase::getCount(const IDBRequestData& requestData, const IDBKeyRangeData& range, CountCallback callback) |
1388 | { |
1389 | ASSERT(isMainThread()); |
1390 | LOG(IndexedDB, "(main) UniqueIDBDatabase::getCount" ); |
1391 | |
1392 | waitForRequestSpaceCompletion([this, requestData, range, callback = WTFMove(callback)](auto error) mutable { |
1393 | if (error) { |
1394 | callback(WTFMove(*error), { }); |
1395 | return; |
1396 | } |
1397 | this->getCountAfterQuotaCheck(requestData, range, WTFMove(callback)); |
1398 | }); |
1399 | } |
1400 | |
1401 | void UniqueIDBDatabase::getCountAfterQuotaCheck(const IDBRequestData& requestData, const IDBKeyRangeData& range, CountCallback callback) |
1402 | { |
1403 | uint64_t callbackID = storeCallbackOrFireError(WTFMove(callback)); |
1404 | if (!callbackID) |
1405 | return; |
1406 | postDatabaseTask(createCrossThreadTask(*this, &UniqueIDBDatabase::performGetCount, callbackID, requestData.transactionIdentifier(), requestData.objectStoreIdentifier(), requestData.indexIdentifier(), range)); |
1407 | } |
1408 | |
1409 | void UniqueIDBDatabase::performGetCount(uint64_t callbackIdentifier, const IDBResourceIdentifier& transactionIdentifier, uint64_t objectStoreIdentifier, uint64_t indexIdentifier, const IDBKeyRangeData& keyRangeData) |
1410 | { |
1411 | ASSERT(!isMainThread()); |
1412 | LOG(IndexedDB, "(db) UniqueIDBDatabase::performGetCount" ); |
1413 | |
1414 | ASSERT(m_backingStore); |
1415 | ASSERT(objectStoreIdentifier); |
1416 | |
1417 | uint64_t count; |
1418 | IDBError error = m_backingStore->getCount(transactionIdentifier, objectStoreIdentifier, indexIdentifier, keyRangeData, count); |
1419 | |
1420 | postDatabaseTaskReply(createCrossThreadTask(*this, &UniqueIDBDatabase::didPerformGetCount, callbackIdentifier, error, count)); |
1421 | } |
1422 | |
1423 | void UniqueIDBDatabase::didPerformGetCount(uint64_t callbackIdentifier, const IDBError& error, uint64_t count) |
1424 | { |
1425 | ASSERT(isMainThread()); |
1426 | LOG(IndexedDB, "(main) UniqueIDBDatabase::didPerformGetCount" ); |
1427 | |
1428 | performCountCallback(callbackIdentifier, error, count); |
1429 | } |
1430 | |
1431 | void UniqueIDBDatabase::deleteRecord(const IDBRequestData& requestData, const IDBKeyRangeData& keyRangeData, ErrorCallback callback) |
1432 | { |
1433 | ASSERT(isMainThread()); |
1434 | LOG(IndexedDB, "(main) UniqueIDBDatabase::deleteRecord" ); |
1435 | |
1436 | waitForRequestSpaceCompletion([this, requestData, keyRangeData, callback = WTFMove(callback)](auto error) mutable { |
1437 | if (error) { |
1438 | callback(WTFMove(*error)); |
1439 | return; |
1440 | } |
1441 | this->deleteRecordAfterQuotaCheck(requestData, keyRangeData, WTFMove(callback)); |
1442 | }); |
1443 | } |
1444 | |
1445 | void UniqueIDBDatabase::deleteRecordAfterQuotaCheck(const IDBRequestData& requestData, const IDBKeyRangeData& keyRangeData, ErrorCallback callback) |
1446 | { |
1447 | uint64_t callbackID = storeCallbackOrFireError(WTFMove(callback)); |
1448 | if (!callbackID) |
1449 | return; |
1450 | postDatabaseTask(createCrossThreadTask(*this, &UniqueIDBDatabase::performDeleteRecord, callbackID, requestData.transactionIdentifier(), requestData.objectStoreIdentifier(), keyRangeData)); |
1451 | } |
1452 | |
1453 | void UniqueIDBDatabase::performDeleteRecord(uint64_t callbackIdentifier, const IDBResourceIdentifier& transactionIdentifier, uint64_t objectStoreIdentifier, const IDBKeyRangeData& range) |
1454 | { |
1455 | ASSERT(!isMainThread()); |
1456 | LOG(IndexedDB, "(db) UniqueIDBDatabase::performDeleteRecord" ); |
1457 | |
1458 | IDBError error = m_backingStore->deleteRange(transactionIdentifier, objectStoreIdentifier, range); |
1459 | |
1460 | postDatabaseTaskReply(createCrossThreadTask(*this, &UniqueIDBDatabase::didPerformDeleteRecord, callbackIdentifier, error)); |
1461 | } |
1462 | |
1463 | void UniqueIDBDatabase::didPerformDeleteRecord(uint64_t callbackIdentifier, const IDBError& error) |
1464 | { |
1465 | ASSERT(isMainThread()); |
1466 | LOG(IndexedDB, "(main) UniqueIDBDatabase::didPerformDeleteRecord" ); |
1467 | |
1468 | performErrorCallback(callbackIdentifier, error); |
1469 | } |
1470 | |
1471 | void UniqueIDBDatabase::openCursor(const IDBRequestData& requestData, const IDBCursorInfo& info, GetResultCallback callback) |
1472 | { |
1473 | ASSERT(isMainThread()); |
1474 | LOG(IndexedDB, "(main) UniqueIDBDatabase::openCursor" ); |
1475 | |
1476 | waitForRequestSpaceCompletion([this, requestData, info, callback = WTFMove(callback)](auto error) mutable { |
1477 | if (error) { |
1478 | callback(WTFMove(*error), { }); |
1479 | return; |
1480 | } |
1481 | this->openCursorAfterQuotaCheck(requestData, info, WTFMove(callback)); |
1482 | }); |
1483 | } |
1484 | |
1485 | void UniqueIDBDatabase::openCursorAfterQuotaCheck(const IDBRequestData& requestData, const IDBCursorInfo& info, GetResultCallback callback) |
1486 | { |
1487 | uint64_t callbackID = storeCallbackOrFireError(WTFMove(callback)); |
1488 | if (!callbackID) |
1489 | return; |
1490 | postDatabaseTask(createCrossThreadTask(*this, &UniqueIDBDatabase::performOpenCursor, callbackID, requestData.transactionIdentifier(), info)); |
1491 | } |
1492 | |
1493 | void UniqueIDBDatabase::performOpenCursor(uint64_t callbackIdentifier, const IDBResourceIdentifier& transactionIdentifier, const IDBCursorInfo& info) |
1494 | { |
1495 | ASSERT(!isMainThread()); |
1496 | LOG(IndexedDB, "(db) UniqueIDBDatabase::performOpenCursor" ); |
1497 | |
1498 | IDBGetResult result; |
1499 | IDBError error = m_backingStore->openCursor(transactionIdentifier, info, result); |
1500 | |
1501 | postDatabaseTaskReply(createCrossThreadTask(*this, &UniqueIDBDatabase::didPerformOpenCursor, callbackIdentifier, error, result)); |
1502 | } |
1503 | |
1504 | void UniqueIDBDatabase::didPerformOpenCursor(uint64_t callbackIdentifier, const IDBError& error, const IDBGetResult& result) |
1505 | { |
1506 | ASSERT(isMainThread()); |
1507 | LOG(IndexedDB, "(main) UniqueIDBDatabase::didPerformOpenCursor" ); |
1508 | |
1509 | performGetResultCallback(callbackIdentifier, error, result); |
1510 | } |
1511 | |
1512 | void UniqueIDBDatabase::iterateCursor(const IDBRequestData& requestData, const IDBIterateCursorData& data, GetResultCallback callback) |
1513 | { |
1514 | ASSERT(isMainThread()); |
1515 | LOG(IndexedDB, "(main) UniqueIDBDatabase::iterateCursor" ); |
1516 | |
1517 | waitForRequestSpaceCompletion([this, requestData, data, callback = WTFMove(callback)](auto error) mutable { |
1518 | if (error) { |
1519 | callback(WTFMove(*error), { }); |
1520 | return; |
1521 | } |
1522 | this->iterateCursorAfterQuotaCheck(requestData, data, WTFMove(callback)); |
1523 | }); |
1524 | } |
1525 | |
1526 | void UniqueIDBDatabase::iterateCursorAfterQuotaCheck(const IDBRequestData& requestData, const IDBIterateCursorData& data, GetResultCallback callback) |
1527 | { |
1528 | uint64_t callbackID = storeCallbackOrFireError(WTFMove(callback)); |
1529 | if (!callbackID) |
1530 | return; |
1531 | postDatabaseTask(createCrossThreadTask(*this, &UniqueIDBDatabase::performIterateCursor, callbackID, requestData.transactionIdentifier(), requestData.cursorIdentifier(), data)); |
1532 | } |
1533 | |
1534 | void UniqueIDBDatabase::performIterateCursor(uint64_t callbackIdentifier, const IDBResourceIdentifier& transactionIdentifier, const IDBResourceIdentifier& cursorIdentifier, const IDBIterateCursorData& data) |
1535 | { |
1536 | ASSERT(!isMainThread()); |
1537 | LOG(IndexedDB, "(db) UniqueIDBDatabase::performIterateCursor" ); |
1538 | |
1539 | IDBGetResult result; |
1540 | IDBError error = m_backingStore->iterateCursor(transactionIdentifier, cursorIdentifier, data, result); |
1541 | |
1542 | if (error.isNull()) { |
1543 | auto addResult = m_cursorPrefetches.add(cursorIdentifier); |
1544 | if (addResult.isNewEntry) |
1545 | postDatabaseTask(createCrossThreadTask(*this, &UniqueIDBDatabase::performPrefetchCursor, transactionIdentifier, cursorIdentifier)); |
1546 | } |
1547 | |
1548 | postDatabaseTaskReply(createCrossThreadTask(*this, &UniqueIDBDatabase::didPerformIterateCursor, callbackIdentifier, error, result)); |
1549 | } |
1550 | |
1551 | void UniqueIDBDatabase::performPrefetchCursor(const IDBResourceIdentifier& transactionIdentifier, const IDBResourceIdentifier& cursorIdentifier) |
1552 | { |
1553 | ASSERT(!isMainThread()); |
1554 | ASSERT(m_cursorPrefetches.contains(cursorIdentifier)); |
1555 | LOG(IndexedDB, "(db) UniqueIDBDatabase::performPrefetchCursor" ); |
1556 | |
1557 | if (m_hardClosedForUserDelete || !m_backingStore->prefetchCursor(transactionIdentifier, cursorIdentifier)) |
1558 | m_cursorPrefetches.remove(cursorIdentifier); |
1559 | else |
1560 | postDatabaseTask(createCrossThreadTask(*this, &UniqueIDBDatabase::performPrefetchCursor, transactionIdentifier, cursorIdentifier)); |
1561 | } |
1562 | |
1563 | void UniqueIDBDatabase::didPerformIterateCursor(uint64_t callbackIdentifier, const IDBError& error, const IDBGetResult& result) |
1564 | { |
1565 | ASSERT(isMainThread()); |
1566 | LOG(IndexedDB, "(main) UniqueIDBDatabase::didPerformIterateCursor" ); |
1567 | |
1568 | performGetResultCallback(callbackIdentifier, error, result); |
1569 | } |
1570 | |
1571 | bool UniqueIDBDatabase::prepareToFinishTransaction(UniqueIDBDatabaseTransaction& transaction, UniqueIDBDatabaseTransaction::State state) |
1572 | { |
1573 | auto takenTransaction = m_inProgressTransactions.take(transaction.info().identifier()); |
1574 | if (!takenTransaction) |
1575 | return false; |
1576 | |
1577 | ASSERT(!m_finishingTransactions.contains(transaction.info().identifier())); |
1578 | takenTransaction->setState(state); |
1579 | m_finishingTransactions.set(transaction.info().identifier(), WTFMove(takenTransaction)); |
1580 | |
1581 | return true; |
1582 | } |
1583 | |
1584 | void UniqueIDBDatabase::commitTransaction(UniqueIDBDatabaseTransaction& transaction, ErrorCallback callback) |
1585 | { |
1586 | ASSERT(isMainThread()); |
1587 | LOG(IndexedDB, "(main) UniqueIDBDatabase::commitTransaction - %s" , transaction.info().identifier().loggingString().utf8().data()); |
1588 | |
1589 | ASSERT(transaction.databaseConnection().database() == this); |
1590 | |
1591 | waitForRequestSpaceCompletion([this, transaction = makeRef(transaction), callback = WTFMove(callback)](auto error) mutable { |
1592 | if (error) { |
1593 | callback(WTFMove(*error)); |
1594 | return; |
1595 | } |
1596 | this->commitTransactionAfterQuotaCheck(transaction, WTFMove(callback)); |
1597 | }); |
1598 | } |
1599 | |
1600 | void UniqueIDBDatabase::commitTransactionAfterQuotaCheck(UniqueIDBDatabaseTransaction& transaction, ErrorCallback callback) |
1601 | { |
1602 | uint64_t callbackID = storeCallbackOrFireError(WTFMove(callback)); |
1603 | if (!callbackID) |
1604 | return; |
1605 | |
1606 | if (!prepareToFinishTransaction(transaction, UniqueIDBDatabaseTransaction::State::Committing)) { |
1607 | if (!m_openDatabaseConnections.contains(&transaction.databaseConnection())) { |
1608 | // This database connection is closing or has already closed, so there is no point in messaging back to it about the commit failing. |
1609 | forgetErrorCallback(callbackID); |
1610 | return; |
1611 | } |
1612 | |
1613 | performErrorCallback(callbackID, IDBError { UnknownError, "Attempt to commit transaction that is already finishing"_s }); |
1614 | return; |
1615 | } |
1616 | |
1617 | postDatabaseTask(createCrossThreadTask(*this, &UniqueIDBDatabase::performCommitTransaction, callbackID, transaction.info().identifier())); |
1618 | } |
1619 | |
1620 | void UniqueIDBDatabase::performCommitTransaction(uint64_t callbackIdentifier, const IDBResourceIdentifier& transactionIdentifier) |
1621 | { |
1622 | ASSERT(!isMainThread()); |
1623 | LOG(IndexedDB, "(db) UniqueIDBDatabase::performCommitTransaction - %s" , transactionIdentifier.loggingString().utf8().data()); |
1624 | |
1625 | IDBError error = m_backingStore->commitTransaction(transactionIdentifier); |
1626 | postDatabaseTaskReply(createCrossThreadTask(*this, &UniqueIDBDatabase::didPerformCommitTransaction, callbackIdentifier, error, transactionIdentifier)); |
1627 | } |
1628 | |
1629 | void UniqueIDBDatabase::didPerformCommitTransaction(uint64_t callbackIdentifier, const IDBError& error, const IDBResourceIdentifier& transactionIdentifier) |
1630 | { |
1631 | ASSERT(isMainThread()); |
1632 | LOG(IndexedDB, "(main) UniqueIDBDatabase::didPerformCommitTransaction - %s" , transactionIdentifier.loggingString().utf8().data()); |
1633 | |
1634 | IDBError result = error; |
1635 | auto transaction = m_finishingTransactions.get(transactionIdentifier); |
1636 | switch (transaction->state()) { |
1637 | case UniqueIDBDatabaseTransaction::State::Aborted: |
1638 | result = IDBError { UnknownError, "Transaction is already aborted"_s }; |
1639 | break; |
1640 | case UniqueIDBDatabaseTransaction::State::Committed: |
1641 | result = transaction->result(); |
1642 | break; |
1643 | case UniqueIDBDatabaseTransaction::State::Committing: |
1644 | break; |
1645 | case UniqueIDBDatabaseTransaction::State::Running: |
1646 | case UniqueIDBDatabaseTransaction::State::Aborting: |
1647 | ASSERT_NOT_REACHED(); |
1648 | } |
1649 | |
1650 | performErrorCallback(callbackIdentifier, result); |
1651 | |
1652 | transactionCompleted(m_finishingTransactions.take(transactionIdentifier)); |
1653 | } |
1654 | |
1655 | void UniqueIDBDatabase::abortTransaction(UniqueIDBDatabaseTransaction& transaction, WaitForPendingTasks waitForPendingTasks, ErrorCallback callback) |
1656 | { |
1657 | ASSERT(isMainThread()); |
1658 | LOG(IndexedDB, "(main) UniqueIDBDatabase::abortTransaction - %s" , transaction.info().identifier().loggingString().utf8().data()); |
1659 | |
1660 | ASSERT(transaction.databaseConnection().database() == this); |
1661 | |
1662 | if (waitForPendingTasks == WaitForPendingTasks::Yes) { |
1663 | waitForRequestSpaceCompletion([this, transaction = makeRef(transaction), callback = WTFMove(callback)](auto&& error) mutable { |
1664 | if (error) { |
1665 | callback(WTFMove(*error)); |
1666 | return; |
1667 | } |
1668 | this->abortTransaction(transaction, WaitForPendingTasks::No, WTFMove(callback)); |
1669 | }); |
1670 | return; |
1671 | } |
1672 | |
1673 | uint64_t callbackID = storeCallbackOrFireError(WTFMove(callback)); |
1674 | if (!callbackID) |
1675 | return; |
1676 | |
1677 | if (!prepareToFinishTransaction(transaction, UniqueIDBDatabaseTransaction::State::Aborting)) { |
1678 | if (!m_openDatabaseConnections.contains(&transaction.databaseConnection())) { |
1679 | // This database connection is closing or has already closed, so there is no point in messaging back to it about the abort failing. |
1680 | forgetErrorCallback(callbackID); |
1681 | return; |
1682 | } |
1683 | |
1684 | performErrorCallback(callbackID, IDBError { UnknownError, "Attempt to abort transaction that is already finishing"_s }); |
1685 | return; |
1686 | } |
1687 | |
1688 | postDatabaseTask(createCrossThreadTask(*this, &UniqueIDBDatabase::performAbortTransaction, callbackID, transaction.info().identifier())); |
1689 | } |
1690 | |
1691 | void UniqueIDBDatabase::didFinishHandlingVersionChange(UniqueIDBDatabaseConnection& connection, const IDBResourceIdentifier& transactionIdentifier) |
1692 | { |
1693 | ASSERT(isMainThread()); |
1694 | LOG(IndexedDB, "(main) UniqueIDBDatabase::didFinishHandlingVersionChange" ); |
1695 | |
1696 | ASSERT_UNUSED(transactionIdentifier, !m_versionChangeTransaction || m_versionChangeTransaction->info().identifier() == transactionIdentifier); |
1697 | ASSERT_UNUSED(connection, !m_versionChangeDatabaseConnection || m_versionChangeDatabaseConnection.get() == &connection); |
1698 | |
1699 | m_versionChangeTransaction = nullptr; |
1700 | m_versionChangeDatabaseConnection = nullptr; |
1701 | |
1702 | if (m_hardClosedForUserDelete) { |
1703 | maybeFinishHardClose(); |
1704 | return; |
1705 | } |
1706 | |
1707 | invokeOperationAndTransactionTimer(); |
1708 | } |
1709 | |
1710 | void UniqueIDBDatabase::performAbortTransaction(uint64_t callbackIdentifier, const IDBResourceIdentifier& transactionIdentifier) |
1711 | { |
1712 | ASSERT(!isMainThread()); |
1713 | LOG(IndexedDB, "(db) UniqueIDBDatabase::performAbortTransaction - %s" , transactionIdentifier.loggingString().utf8().data()); |
1714 | |
1715 | IDBError error = m_backingStore->abortTransaction(transactionIdentifier); |
1716 | postDatabaseTaskReply(createCrossThreadTask(*this, &UniqueIDBDatabase::didPerformAbortTransaction, callbackIdentifier, error, transactionIdentifier)); |
1717 | } |
1718 | |
1719 | void UniqueIDBDatabase::didPerformAbortTransaction(uint64_t callbackIdentifier, const IDBError& error, const IDBResourceIdentifier& transactionIdentifier) |
1720 | { |
1721 | ASSERT(isMainThread()); |
1722 | LOG(IndexedDB, "(main) UniqueIDBDatabase::didPerformAbortTransaction - %s" , transactionIdentifier.loggingString().utf8().data()); |
1723 | |
1724 | auto transaction = m_finishingTransactions.take(transactionIdentifier); |
1725 | ASSERT(transaction); |
1726 | |
1727 | if (m_versionChangeTransaction && m_versionChangeTransaction->info().identifier() == transactionIdentifier) { |
1728 | ASSERT(m_versionChangeTransaction == transaction); |
1729 | ASSERT(!m_versionChangeDatabaseConnection || &m_versionChangeTransaction->databaseConnection() == m_versionChangeDatabaseConnection); |
1730 | ASSERT(m_versionChangeTransaction->originalDatabaseInfo()); |
1731 | m_databaseInfo = std::make_unique<IDBDatabaseInfo>(*m_versionChangeTransaction->originalDatabaseInfo()); |
1732 | } |
1733 | |
1734 | IDBError result = transaction->state() == UniqueIDBDatabaseTransaction::State::Aborted ? transaction->result() : error; |
1735 | performErrorCallback(callbackIdentifier, result); |
1736 | |
1737 | transactionCompleted(WTFMove(transaction)); |
1738 | } |
1739 | |
1740 | void UniqueIDBDatabase::transactionDestroyed(UniqueIDBDatabaseTransaction& transaction) |
1741 | { |
1742 | if (m_versionChangeTransaction == &transaction) |
1743 | m_versionChangeTransaction = nullptr; |
1744 | } |
1745 | |
1746 | void UniqueIDBDatabase::connectionClosedFromClient(UniqueIDBDatabaseConnection& connection) |
1747 | { |
1748 | ASSERT(isMainThread()); |
1749 | LOG(IndexedDB, "(main) UniqueIDBDatabase::connectionClosedFromClient - %s (%" PRIu64 ")" , connection.openRequestIdentifier().loggingString().utf8().data(), connection.identifier()); |
1750 | |
1751 | if (m_serverClosePendingDatabaseConnections.contains(&connection)) { |
1752 | m_serverClosePendingDatabaseConnections.remove(&connection); |
1753 | if (m_hardClosedForUserDelete) |
1754 | maybeFinishHardClose(); |
1755 | return; |
1756 | } |
1757 | |
1758 | Ref<UniqueIDBDatabaseConnection> protectedConnection(connection); |
1759 | m_openDatabaseConnections.remove(&connection); |
1760 | |
1761 | if (m_versionChangeDatabaseConnection == &connection) { |
1762 | if (m_versionChangeTransaction) { |
1763 | m_clientClosePendingDatabaseConnections.add(WTFMove(m_versionChangeDatabaseConnection)); |
1764 | |
1765 | auto transactionIdentifier = m_versionChangeTransaction->info().identifier(); |
1766 | if (m_inProgressTransactions.contains(transactionIdentifier)) { |
1767 | ASSERT(!m_finishingTransactions.contains(transactionIdentifier)); |
1768 | connection.abortTransactionWithoutCallback(*m_versionChangeTransaction); |
1769 | } |
1770 | |
1771 | return; |
1772 | } |
1773 | |
1774 | m_versionChangeDatabaseConnection = nullptr; |
1775 | } |
1776 | |
1777 | Deque<RefPtr<UniqueIDBDatabaseTransaction>> pendingTransactions; |
1778 | while (!m_pendingTransactions.isEmpty()) { |
1779 | auto transaction = m_pendingTransactions.takeFirst(); |
1780 | if (&transaction->databaseConnection() != &connection) |
1781 | pendingTransactions.append(WTFMove(transaction)); |
1782 | } |
1783 | |
1784 | if (!pendingTransactions.isEmpty()) |
1785 | m_pendingTransactions.swap(pendingTransactions); |
1786 | |
1787 | Deque<RefPtr<UniqueIDBDatabaseTransaction>> transactionsToAbort; |
1788 | for (auto& transaction : m_inProgressTransactions.values()) { |
1789 | if (&transaction->databaseConnection() == &connection) |
1790 | transactionsToAbort.append(transaction); |
1791 | } |
1792 | |
1793 | for (auto& transaction : transactionsToAbort) |
1794 | transaction->abortWithoutCallback(); |
1795 | |
1796 | if (m_currentOpenDBRequest) |
1797 | notifyCurrentRequestConnectionClosedOrFiredVersionChangeEvent(connection.identifier()); |
1798 | |
1799 | if (connection.hasNonFinishedTransactions()) { |
1800 | m_clientClosePendingDatabaseConnections.add(WTFMove(protectedConnection)); |
1801 | return; |
1802 | } |
1803 | |
1804 | if (m_hardClosedForUserDelete) { |
1805 | maybeFinishHardClose(); |
1806 | return; |
1807 | } |
1808 | |
1809 | // Now that a database connection has closed, previously blocked operations might be runnable. |
1810 | invokeOperationAndTransactionTimer(); |
1811 | } |
1812 | |
1813 | void UniqueIDBDatabase::connectionClosedFromServer(UniqueIDBDatabaseConnection& connection) |
1814 | { |
1815 | ASSERT(isMainThread()); |
1816 | LOG(IndexedDB, "UniqueIDBDatabase::connectionClosedFromServer - %s (%" PRIu64 ")" , connection.openRequestIdentifier().loggingString().utf8().data(), connection.identifier()); |
1817 | |
1818 | if (m_clientClosePendingDatabaseConnections.contains(&connection)) { |
1819 | ASSERT(!m_openDatabaseConnections.contains(&connection)); |
1820 | ASSERT(!m_serverClosePendingDatabaseConnections.contains(&connection)); |
1821 | return; |
1822 | } |
1823 | |
1824 | Ref<UniqueIDBDatabaseConnection> protectedConnection(connection); |
1825 | m_openDatabaseConnections.remove(&connection); |
1826 | |
1827 | connection.connectionToClient().didCloseFromServer(connection, IDBError::userDeleteError()); |
1828 | |
1829 | m_serverClosePendingDatabaseConnections.add(WTFMove(protectedConnection)); |
1830 | } |
1831 | |
1832 | void UniqueIDBDatabase::confirmDidCloseFromServer(UniqueIDBDatabaseConnection& connection) |
1833 | { |
1834 | ASSERT(isMainThread()); |
1835 | LOG(IndexedDB, "UniqueIDBDatabase::confirmDidCloseFromServer - %s (%" PRIu64 ")" , connection.openRequestIdentifier().loggingString().utf8().data(), connection.identifier()); |
1836 | |
1837 | if (!m_serverClosePendingDatabaseConnections.contains(&connection)) |
1838 | return; |
1839 | m_serverClosePendingDatabaseConnections.remove(&connection); |
1840 | |
1841 | if (m_hardClosedForUserDelete) |
1842 | maybeFinishHardClose(); |
1843 | } |
1844 | |
1845 | void UniqueIDBDatabase::enqueueTransaction(Ref<UniqueIDBDatabaseTransaction>&& transaction) |
1846 | { |
1847 | LOG(IndexedDB, "UniqueIDBDatabase::enqueueTransaction - %s" , transaction->info().loggingString().utf8().data()); |
1848 | ASSERT(!m_hardClosedForUserDelete); |
1849 | |
1850 | ASSERT(transaction->info().mode() != IDBTransactionMode::Versionchange); |
1851 | |
1852 | m_pendingTransactions.append(WTFMove(transaction)); |
1853 | |
1854 | invokeOperationAndTransactionTimer(); |
1855 | } |
1856 | |
1857 | bool UniqueIDBDatabase::isCurrentlyInUse() const |
1858 | { |
1859 | return !m_openDatabaseConnections.isEmpty() || !m_clientClosePendingDatabaseConnections.isEmpty() || !m_pendingOpenDBRequests.isEmpty() || m_currentOpenDBRequest || m_versionChangeDatabaseConnection || m_versionChangeTransaction || m_isOpeningBackingStore || m_deleteBackingStoreInProgress; |
1860 | } |
1861 | |
1862 | bool UniqueIDBDatabase::hasUnfinishedTransactions() const |
1863 | { |
1864 | return !m_inProgressTransactions.isEmpty() || !m_finishingTransactions.isEmpty(); |
1865 | } |
1866 | |
1867 | void UniqueIDBDatabase::invokeOperationAndTransactionTimer() |
1868 | { |
1869 | LOG(IndexedDB, "UniqueIDBDatabase::invokeOperationAndTransactionTimer()" ); |
1870 | RELEASE_ASSERT(!m_hardClosedForUserDelete); |
1871 | RELEASE_ASSERT(!m_owningPointerForClose); |
1872 | |
1873 | if (!m_operationAndTransactionTimer.isActive()) |
1874 | m_operationAndTransactionTimer.startOneShot(0_s); |
1875 | } |
1876 | |
1877 | void UniqueIDBDatabase::operationAndTransactionTimerFired() |
1878 | { |
1879 | LOG(IndexedDB, "(main) UniqueIDBDatabase::operationAndTransactionTimerFired" ); |
1880 | ASSERT(!m_hardClosedForUserDelete); |
1881 | ASSERT(isMainThread()); |
1882 | |
1883 | // This UniqueIDBDatabase might be no longer in use by any web page. |
1884 | // Assuming it is not ephemeral, the server should now close it to free up resources. |
1885 | if (!m_backingStoreIsEphemeral && !isCurrentlyInUse()) { |
1886 | ASSERT(m_pendingTransactions.isEmpty()); |
1887 | ASSERT(!hasUnfinishedTransactions()); |
1888 | |
1889 | scheduleShutdownForClose(); |
1890 | return; |
1891 | } |
1892 | |
1893 | // The current operation might require multiple attempts to handle, so try to |
1894 | // make further progress on it now. |
1895 | if (m_currentOpenDBRequest && !m_currentOpenDBRequest->connection().isClosed()) |
1896 | handleCurrentOperation(); |
1897 | else |
1898 | handleDatabaseOperations(); |
1899 | |
1900 | bool hadDeferredTransactions = false; |
1901 | auto transaction = takeNextRunnableTransaction(hadDeferredTransactions); |
1902 | |
1903 | if (transaction) { |
1904 | m_inProgressTransactions.set(transaction->info().identifier(), transaction); |
1905 | for (auto objectStore : transaction->objectStoreIdentifiers()) { |
1906 | m_objectStoreTransactionCounts.add(objectStore); |
1907 | if (!transaction->isReadOnly()) { |
1908 | m_objectStoreWriteTransactions.add(objectStore); |
1909 | ASSERT(m_objectStoreTransactionCounts.count(objectStore) == 1 || m_hardClosedForUserDelete); |
1910 | } |
1911 | } |
1912 | |
1913 | activateTransactionInBackingStore(*transaction); |
1914 | |
1915 | // If no transactions were deferred, it's possible we can start another transaction right now. |
1916 | if (!hadDeferredTransactions) |
1917 | invokeOperationAndTransactionTimer(); |
1918 | } |
1919 | } |
1920 | |
1921 | void UniqueIDBDatabase::activateTransactionInBackingStore(UniqueIDBDatabaseTransaction& transaction) |
1922 | { |
1923 | LOG(IndexedDB, "(main) UniqueIDBDatabase::activateTransactionInBackingStore" ); |
1924 | ASSERT(isMainThread()); |
1925 | |
1926 | RefPtr<UniqueIDBDatabaseTransaction> refTransaction(&transaction); |
1927 | |
1928 | ErrorCallback callback = [refTransaction](const IDBError& error) { |
1929 | refTransaction->didActivateInBackingStore(error); |
1930 | }; |
1931 | |
1932 | uint64_t callbackID = storeCallbackOrFireError(WTFMove(callback)); |
1933 | if (!callbackID) |
1934 | return; |
1935 | postDatabaseTask(createCrossThreadTask(*this, &UniqueIDBDatabase::performActivateTransactionInBackingStore, callbackID, transaction.info())); |
1936 | } |
1937 | |
1938 | void UniqueIDBDatabase::performActivateTransactionInBackingStore(uint64_t callbackIdentifier, const IDBTransactionInfo& info) |
1939 | { |
1940 | LOG(IndexedDB, "(db) UniqueIDBDatabase::performActivateTransactionInBackingStore" ); |
1941 | |
1942 | IDBError error = m_backingStore->beginTransaction(info); |
1943 | postDatabaseTaskReply(createCrossThreadTask(*this, &UniqueIDBDatabase::didPerformActivateTransactionInBackingStore, callbackIdentifier, error)); |
1944 | } |
1945 | |
1946 | void UniqueIDBDatabase::didPerformActivateTransactionInBackingStore(uint64_t callbackIdentifier, const IDBError& error) |
1947 | { |
1948 | LOG(IndexedDB, "(main) UniqueIDBDatabase::didPerformActivateTransactionInBackingStore" ); |
1949 | |
1950 | if (m_hardClosedForUserDelete) |
1951 | return; |
1952 | |
1953 | invokeOperationAndTransactionTimer(); |
1954 | |
1955 | performErrorCallback(callbackIdentifier, error); |
1956 | } |
1957 | |
1958 | template<typename T> bool scopesOverlap(const T& aScopes, const Vector<uint64_t>& bScopes) |
1959 | { |
1960 | for (auto scope : bScopes) { |
1961 | if (aScopes.contains(scope)) |
1962 | return true; |
1963 | } |
1964 | |
1965 | return false; |
1966 | } |
1967 | |
1968 | RefPtr<UniqueIDBDatabaseTransaction> UniqueIDBDatabase::takeNextRunnableTransaction(bool& hadDeferredTransactions) |
1969 | { |
1970 | hadDeferredTransactions = false; |
1971 | |
1972 | if (m_pendingTransactions.isEmpty()) |
1973 | return nullptr; |
1974 | |
1975 | if (!m_backingStoreSupportsSimultaneousTransactions && hasUnfinishedTransactions()) { |
1976 | LOG(IndexedDB, "UniqueIDBDatabase::takeNextRunnableTransaction - Backing store only supports 1 transaction, and we already have 1" ); |
1977 | return nullptr; |
1978 | } |
1979 | |
1980 | Deque<RefPtr<UniqueIDBDatabaseTransaction>> deferredTransactions; |
1981 | RefPtr<UniqueIDBDatabaseTransaction> currentTransaction; |
1982 | |
1983 | HashSet<uint64_t> deferredReadWriteScopes; |
1984 | |
1985 | while (!m_pendingTransactions.isEmpty()) { |
1986 | currentTransaction = m_pendingTransactions.takeFirst(); |
1987 | |
1988 | switch (currentTransaction->info().mode()) { |
1989 | case IDBTransactionMode::Readonly: { |
1990 | bool hasOverlappingScopes = scopesOverlap(deferredReadWriteScopes, currentTransaction->objectStoreIdentifiers()); |
1991 | hasOverlappingScopes |= scopesOverlap(m_objectStoreWriteTransactions, currentTransaction->objectStoreIdentifiers()); |
1992 | |
1993 | if (hasOverlappingScopes) |
1994 | deferredTransactions.append(WTFMove(currentTransaction)); |
1995 | |
1996 | break; |
1997 | } |
1998 | case IDBTransactionMode::Readwrite: { |
1999 | bool hasOverlappingScopes = scopesOverlap(m_objectStoreTransactionCounts, currentTransaction->objectStoreIdentifiers()); |
2000 | hasOverlappingScopes |= scopesOverlap(deferredReadWriteScopes, currentTransaction->objectStoreIdentifiers()); |
2001 | |
2002 | if (hasOverlappingScopes) { |
2003 | for (auto objectStore : currentTransaction->objectStoreIdentifiers()) |
2004 | deferredReadWriteScopes.add(objectStore); |
2005 | deferredTransactions.append(WTFMove(currentTransaction)); |
2006 | } |
2007 | |
2008 | break; |
2009 | } |
2010 | case IDBTransactionMode::Versionchange: |
2011 | // Version change transactions should never be scheduled in the traditional manner. |
2012 | RELEASE_ASSERT_NOT_REACHED(); |
2013 | } |
2014 | |
2015 | // If we didn't defer the currentTransaction above, it can be run now. |
2016 | if (currentTransaction) |
2017 | break; |
2018 | } |
2019 | |
2020 | hadDeferredTransactions = !deferredTransactions.isEmpty(); |
2021 | if (!hadDeferredTransactions) |
2022 | return currentTransaction; |
2023 | |
2024 | // Prepend the deferred transactions back on the beginning of the deque for future scheduling passes. |
2025 | while (!deferredTransactions.isEmpty()) |
2026 | m_pendingTransactions.prepend(deferredTransactions.takeLast()); |
2027 | |
2028 | return currentTransaction; |
2029 | } |
2030 | |
2031 | void UniqueIDBDatabase::transactionCompleted(RefPtr<UniqueIDBDatabaseTransaction>&& transaction) |
2032 | { |
2033 | ASSERT(transaction); |
2034 | ASSERT(!m_inProgressTransactions.contains(transaction->info().identifier())); |
2035 | ASSERT(!m_finishingTransactions.contains(transaction->info().identifier())); |
2036 | ASSERT(isMainThread()); |
2037 | |
2038 | for (auto objectStore : transaction->objectStoreIdentifiers()) { |
2039 | if (!transaction->isReadOnly()) { |
2040 | m_objectStoreWriteTransactions.remove(objectStore); |
2041 | ASSERT(m_objectStoreTransactionCounts.count(objectStore) == 1 || m_hardClosedForUserDelete); |
2042 | } |
2043 | m_objectStoreTransactionCounts.remove(objectStore); |
2044 | } |
2045 | |
2046 | if (!transaction->databaseConnection().hasNonFinishedTransactions()) |
2047 | m_clientClosePendingDatabaseConnections.remove(&transaction->databaseConnection()); |
2048 | |
2049 | if (m_versionChangeTransaction == transaction) |
2050 | m_versionChangeTransaction = nullptr; |
2051 | |
2052 | // It's possible that this database had its backing store deleted but there were a few outstanding asynchronous operations. |
2053 | // If this transaction completing was the last of those operations, we can finally delete this UniqueIDBDatabase. |
2054 | if (m_clientClosePendingDatabaseConnections.isEmpty() && m_pendingOpenDBRequests.isEmpty() && !m_databaseInfo) { |
2055 | scheduleShutdownForClose(); |
2056 | return; |
2057 | } |
2058 | |
2059 | // Previously blocked operations might be runnable. |
2060 | if (!m_hardClosedForUserDelete) |
2061 | invokeOperationAndTransactionTimer(); |
2062 | else |
2063 | maybeFinishHardClose(); |
2064 | } |
2065 | |
2066 | void UniqueIDBDatabase::postDatabaseTask(CrossThreadTask&& task) |
2067 | { |
2068 | m_databaseQueue.append(WTFMove(task)); |
2069 | m_server->postDatabaseTask(createCrossThreadTask(*this, &UniqueIDBDatabase::executeNextDatabaseTask)); |
2070 | } |
2071 | |
2072 | void UniqueIDBDatabase::postDatabaseTaskReply(CrossThreadTask&& task) |
2073 | { |
2074 | // FIXME: We might want to compute total size only for modification operations. |
2075 | if (m_backingStore) |
2076 | m_databasesSizeForOrigin = m_backingStore->databasesSizeForOrigin(); |
2077 | m_databaseReplyQueue.append(WTFMove(task)); |
2078 | m_server->postDatabaseTaskReply(createCrossThreadTask(*this, &UniqueIDBDatabase::executeNextDatabaseTaskReply)); |
2079 | } |
2080 | |
2081 | void UniqueIDBDatabase::executeNextDatabaseTask() |
2082 | { |
2083 | ASSERT(!isMainThread()); |
2084 | ASSERT(!m_databaseQueue.isKilled()); |
2085 | |
2086 | auto task = m_databaseQueue.tryGetMessage(); |
2087 | ASSERT(task); |
2088 | |
2089 | task->performTask(); |
2090 | } |
2091 | |
2092 | void UniqueIDBDatabase::executeNextDatabaseTaskReply() |
2093 | { |
2094 | ASSERT(isMainThread()); |
2095 | ASSERT(!m_databaseReplyQueue.isKilled()); |
2096 | |
2097 | auto task = m_databaseReplyQueue.tryGetMessage(); |
2098 | ASSERT(task); |
2099 | |
2100 | task->performTask(); |
2101 | |
2102 | // If this database was force closed (e.g. for a user delete) and there are no more |
2103 | // cleanup tasks left, delete this. |
2104 | maybeFinishHardClose(); |
2105 | } |
2106 | |
2107 | void UniqueIDBDatabase::maybeFinishHardClose() |
2108 | { |
2109 | if (m_owningPointerForClose && isDoneWithHardClose()) { |
2110 | if (m_owningPointerReleaseScheduled) |
2111 | return; |
2112 | m_owningPointerReleaseScheduled = true; |
2113 | |
2114 | callOnMainThread([this] { |
2115 | ASSERT(isDoneWithHardClose()); |
2116 | m_owningPointerForClose = nullptr; |
2117 | }); |
2118 | } |
2119 | } |
2120 | |
2121 | bool UniqueIDBDatabase::isDoneWithHardClose() |
2122 | { |
2123 | return m_databaseReplyQueue.isKilled() && m_clientClosePendingDatabaseConnections.isEmpty() && m_serverClosePendingDatabaseConnections.isEmpty(); |
2124 | } |
2125 | |
2126 | static void errorOpenDBRequestForUserDelete(ServerOpenDBRequest& request) |
2127 | { |
2128 | auto result = IDBResultData::error(request.requestData().requestIdentifier(), IDBError::userDeleteError()); |
2129 | if (request.isOpenRequest()) |
2130 | request.connection().didOpenDatabase(result); |
2131 | else |
2132 | request.connection().didDeleteDatabase(result); |
2133 | } |
2134 | |
2135 | void UniqueIDBDatabase::immediateCloseForUserDelete() |
2136 | { |
2137 | LOG(IndexedDB, "UniqueIDBDatabase::immediateCloseForUserDelete - Cancelling (%i, %i, %i, %i) callbacks" , m_errorCallbacks.size(), m_keyDataCallbacks.size(), m_getResultCallbacks.size(), m_countCallbacks.size()); |
2138 | |
2139 | ASSERT(isMainThread()); |
2140 | |
2141 | m_pendingSpaceIncreasingTasks.clear(); |
2142 | m_server->resetSpaceUsed(m_identifier.origin()); |
2143 | |
2144 | // Error out all transactions |
2145 | for (auto& identifier : copyToVector(m_inProgressTransactions.keys())) |
2146 | m_inProgressTransactions.get(identifier)->abortWithoutCallback(); |
2147 | |
2148 | ASSERT(m_inProgressTransactions.isEmpty()); |
2149 | |
2150 | for (auto& transaction : m_pendingTransactions) |
2151 | transaction->databaseConnection().deleteTransaction(*transaction); |
2152 | m_pendingTransactions.clear(); |
2153 | m_objectStoreTransactionCounts.clear(); |
2154 | m_objectStoreWriteTransactions.clear(); |
2155 | |
2156 | // Error out all pending callbacks |
2157 | IDBError error = IDBError::userDeleteError(); |
2158 | IDBKeyData keyData; |
2159 | IDBGetResult getResult; |
2160 | IDBGetAllResult getAllResult; |
2161 | |
2162 | while (!m_callbackQueue.isEmpty()) { |
2163 | auto identifier = m_callbackQueue.first(); |
2164 | if (m_errorCallbacks.contains(identifier)) |
2165 | performErrorCallback(identifier, error); |
2166 | else if (m_keyDataCallbacks.contains(identifier)) |
2167 | performKeyDataCallback(identifier, error, keyData); |
2168 | else if (m_getResultCallbacks.contains(identifier)) |
2169 | performGetResultCallback(identifier, error, getResult); |
2170 | else if (m_countCallbacks.contains(identifier)) |
2171 | performCountCallback(identifier, error, 0); |
2172 | else if (m_getAllResultsCallbacks.contains(identifier)) |
2173 | performGetAllResultsCallback(identifier, error, getAllResult); |
2174 | else |
2175 | ASSERT_NOT_REACHED(); |
2176 | } |
2177 | |
2178 | // Error out all IDBOpenDBRequests |
2179 | if (m_currentOpenDBRequest) { |
2180 | errorOpenDBRequestForUserDelete(*m_currentOpenDBRequest); |
2181 | m_currentOpenDBRequest = nullptr; |
2182 | } |
2183 | |
2184 | for (auto& request : m_pendingOpenDBRequests) |
2185 | errorOpenDBRequestForUserDelete(*request); |
2186 | |
2187 | m_pendingOpenDBRequests.clear(); |
2188 | |
2189 | // Close all open connections |
2190 | auto openDatabaseConnections = m_openDatabaseConnections; |
2191 | for (auto& connection : openDatabaseConnections) |
2192 | connectionClosedFromServer(*connection); |
2193 | |
2194 | // Cancel the operation timer |
2195 | m_operationAndTransactionTimer.stop(); |
2196 | |
2197 | // Set up the database to remain alive-but-inert until all of its background activity finishes and all |
2198 | // database connections confirm that they have closed. |
2199 | m_hardClosedForUserDelete = true; |
2200 | |
2201 | // If this database already owns itself, it is already closing on the background thread. |
2202 | // After that close completes, the next database thread task will be "delete all currently closed databases" |
2203 | // which will also cover this database. |
2204 | if (m_owningPointerForClose) |
2205 | return; |
2206 | |
2207 | // Otherwise, this database is still potentially active. |
2208 | // So we'll have it own itself and then perform a clean unconditional delete on the background thread. |
2209 | m_owningPointerForClose = m_server->closeAndTakeUniqueIDBDatabase(*this); |
2210 | postDatabaseTask(createCrossThreadTask(*this, &UniqueIDBDatabase::performUnconditionalDeleteBackingStore)); |
2211 | } |
2212 | |
2213 | void UniqueIDBDatabase::updateSpaceUsedIfNeeded(uint64_t callbackIdentifier) |
2214 | { |
2215 | auto iterator = m_pendingSpaceIncreasingTasks.find(callbackIdentifier); |
2216 | if (iterator == m_pendingSpaceIncreasingTasks.end()) |
2217 | return; |
2218 | |
2219 | m_server->decreasePotentialSpaceUsed(m_identifier.origin(), iterator->value); |
2220 | m_server->setSpaceUsed(m_identifier.origin(), m_databasesSizeForOrigin); |
2221 | m_pendingSpaceIncreasingTasks.remove(iterator); |
2222 | } |
2223 | |
2224 | void UniqueIDBDatabase::performErrorCallback(uint64_t callbackIdentifier, const IDBError& error) |
2225 | { |
2226 | updateSpaceUsedIfNeeded(callbackIdentifier); |
2227 | |
2228 | auto callback = m_errorCallbacks.take(callbackIdentifier); |
2229 | ASSERT(callback || m_hardClosedForUserDelete); |
2230 | if (callback) { |
2231 | callback(error); |
2232 | ASSERT(m_callbackQueue.first() == callbackIdentifier); |
2233 | m_callbackQueue.removeFirst(); |
2234 | } |
2235 | } |
2236 | |
2237 | void UniqueIDBDatabase::performKeyDataCallback(uint64_t callbackIdentifier, const IDBError& error, const IDBKeyData& resultKey) |
2238 | { |
2239 | updateSpaceUsedIfNeeded(callbackIdentifier); |
2240 | |
2241 | auto callback = m_keyDataCallbacks.take(callbackIdentifier); |
2242 | ASSERT(callback || m_hardClosedForUserDelete); |
2243 | if (callback) { |
2244 | callback(error, resultKey); |
2245 | ASSERT(m_callbackQueue.first() == callbackIdentifier); |
2246 | m_callbackQueue.removeFirst(); |
2247 | } |
2248 | } |
2249 | |
2250 | void UniqueIDBDatabase::performGetResultCallback(uint64_t callbackIdentifier, const IDBError& error, const IDBGetResult& resultData) |
2251 | { |
2252 | auto callback = m_getResultCallbacks.take(callbackIdentifier); |
2253 | ASSERT(callback || m_hardClosedForUserDelete); |
2254 | if (callback) { |
2255 | callback(error, resultData); |
2256 | ASSERT(m_callbackQueue.first() == callbackIdentifier); |
2257 | m_callbackQueue.removeFirst(); |
2258 | } |
2259 | } |
2260 | |
2261 | void UniqueIDBDatabase::performGetAllResultsCallback(uint64_t callbackIdentifier, const IDBError& error, const IDBGetAllResult& resultData) |
2262 | { |
2263 | auto callback = m_getAllResultsCallbacks.take(callbackIdentifier); |
2264 | ASSERT(callback || m_hardClosedForUserDelete); |
2265 | if (callback) { |
2266 | callback(error, resultData); |
2267 | ASSERT(m_callbackQueue.first() == callbackIdentifier); |
2268 | m_callbackQueue.removeFirst(); |
2269 | } |
2270 | } |
2271 | |
2272 | void UniqueIDBDatabase::performCountCallback(uint64_t callbackIdentifier, const IDBError& error, uint64_t count) |
2273 | { |
2274 | auto callback = m_countCallbacks.take(callbackIdentifier); |
2275 | ASSERT(callback || m_hardClosedForUserDelete); |
2276 | if (callback) { |
2277 | callback(error, count); |
2278 | ASSERT(m_callbackQueue.first() == callbackIdentifier); |
2279 | m_callbackQueue.removeFirst(); |
2280 | } |
2281 | } |
2282 | |
2283 | void UniqueIDBDatabase::forgetErrorCallback(uint64_t callbackIdentifier) |
2284 | { |
2285 | updateSpaceUsedIfNeeded(callbackIdentifier); |
2286 | |
2287 | ASSERT(m_errorCallbacks.contains(callbackIdentifier)); |
2288 | ASSERT(m_callbackQueue.last() == callbackIdentifier); |
2289 | m_callbackQueue.removeLast(); |
2290 | m_errorCallbacks.remove(callbackIdentifier); |
2291 | } |
2292 | |
2293 | void UniqueIDBDatabase::setQuota(uint64_t quota) |
2294 | { |
2295 | if (m_backingStore) |
2296 | m_backingStore->setQuota(quota); |
2297 | } |
2298 | |
2299 | void UniqueIDBDatabase::abortTransactionOnMainThread(UniqueIDBDatabaseTransaction& transaction) |
2300 | { |
2301 | transaction.setResult(m_backingStore->abortTransaction(transaction.info().identifier())); |
2302 | transaction.setState(UniqueIDBDatabaseTransaction::State::Aborted); |
2303 | } |
2304 | |
2305 | void UniqueIDBDatabase::commitTransactionOnMainThread(UniqueIDBDatabaseTransaction& transaction) |
2306 | { |
2307 | transaction.setResult(m_backingStore->commitTransaction(transaction.info().identifier())); |
2308 | transaction.setState(UniqueIDBDatabaseTransaction::State::Committed); |
2309 | } |
2310 | |
2311 | void UniqueIDBDatabase::finishActiveTransactions() |
2312 | { |
2313 | ASSERT(isMainThread()); |
2314 | |
2315 | for (auto& identifier : copyToVector(m_inProgressTransactions.keys())) { |
2316 | auto transaction = m_inProgressTransactions.get(identifier); |
2317 | abortTransactionOnMainThread(*transaction); |
2318 | } |
2319 | |
2320 | for (auto& identifier : copyToVector(m_finishingTransactions.keys())) { |
2321 | if (!m_backingStore->hasTransaction(identifier)) |
2322 | continue; |
2323 | |
2324 | auto transaction = m_finishingTransactions.get(identifier); |
2325 | switch (transaction->state()) { |
2326 | case UniqueIDBDatabaseTransaction::State::Aborting: |
2327 | abortTransactionOnMainThread(*transaction); |
2328 | break; |
2329 | case UniqueIDBDatabaseTransaction::State::Committing: |
2330 | commitTransactionOnMainThread(*transaction); |
2331 | break; |
2332 | case UniqueIDBDatabaseTransaction::State::Running: |
2333 | case UniqueIDBDatabaseTransaction::State::Aborted: |
2334 | case UniqueIDBDatabaseTransaction::State::Committed: |
2335 | ASSERT_NOT_REACHED(); |
2336 | } |
2337 | } |
2338 | } |
2339 | |
2340 | } // namespace IDBServer |
2341 | } // namespace WebCore |
2342 | |
2343 | #endif // ENABLE(INDEXED_DATABASE) |
2344 | |